Home / 68,221.22-94,145.04-38,004.75

Finding the Fourth Proportional to 68,221.22, 94,145.04 and 38,004.75

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Solution

The fourth proportional to 68,221.22, 94,145.04 and 38,004.75 is: 52,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,221.22 : 94,145.04 = 38,004.75 : x
  2. Step 2: Convert to fraction form
    68,221.22/94,145.04 = 38,004.75/x
  3. Step 3: Cross multiply
    68,221.22x = 94,145.04 × 38,004.75
  4. Step 4: Simplify right side
    68,221.22x = 3,577,958,708.94
  5. Step 5: Solve for x
    x = 3,577,958,708.94/68,221.22
  6. Step 6: Final answer
    x = 52,446.42

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Half scale
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Double scale
Find fourth proportional to 68,222.22, 94,146.42 and 38,005.75
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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.