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Finding the Fourth Proportional to 61,230.29, 84,497.75 and 34,372.85

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Solution

The fourth proportional to 61,230.29, 84,497.75 and 34,372.85 is: 47,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,230.29 : 84,497.75 = 34,372.85 : x
  2. Step 2: Convert to fraction form
    61,230.29/84,497.75 = 34,372.85/x
  3. Step 3: Cross multiply
    61,230.29x = 84,497.75 × 34,372.85
  4. Step 4: Simplify right side
    61,230.29x = 2,904,428,063.60
  5. Step 5: Solve for x
    x = 2,904,428,063.60/61,230.29
  6. Step 6: Final answer
    x = 47,434.50

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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.