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Finding the Fourth Proportional to 60,691.67, 83,754.15 and 33,834.39

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Solution

The fourth proportional to 60,691.67, 83,754.15 and 33,834.39 is: 46,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,691.67 : 83,754.15 = 33,834.39 : x
  2. Step 2: Convert to fraction form
    60,691.67/83,754.15 = 33,834.39/x
  3. Step 3: Cross multiply
    60,691.67x = 83,754.15 × 33,834.39
  4. Step 4: Simplify right side
    60,691.67x = 2,833,770,575.22
  5. Step 5: Solve for x
    x = 2,833,770,575.22/60,691.67
  6. Step 6: Final answer
    x = 46,691.26

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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.