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Finding the Fourth Proportional to 72,244.92, 108,367.38 and 35,283

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Solution

The fourth proportional to 72,244.92, 108,367.38 and 35,283 is: 52,924.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,244.92 : 108,367.38 = 35,283 : x
  2. Step 2: Convert to fraction form
    72,244.92/108,367.38 = 35,283/x
  3. Step 3: Cross multiply
    72,244.92x = 108,367.38 × 35,283
  4. Step 4: Simplify right side
    72,244.92x = 3,823,526,268.54
  5. Step 5: Solve for x
    x = 3,823,526,268.54/72,244.92
  6. Step 6: Final answer
    x = 52,924.50

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Half scale
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Double scale
Find fourth proportional to 72,245.92, 108,368.88 and 35,284
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.