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Finding the Fourth Proportional to 62,059.60, 85,657.54 and 35,218.28

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Solution

The fourth proportional to 62,059.60, 85,657.54 and 35,218.28 is: 48,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,059.60 : 85,657.54 = 35,218.28 : x
  2. Step 2: Convert to fraction form
    62,059.60/85,657.54 = 35,218.28/x
  3. Step 3: Cross multiply
    62,059.60x = 85,657.54 × 35,218.28
  4. Step 4: Simplify right side
    62,059.60x = 3,016,710,799.54
  5. Step 5: Solve for x
    x = 3,016,710,799.54/62,059.60
  6. Step 6: Final answer
    x = 48,609.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.