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Finding the Fourth Proportional to 62,575.10, 86,353.13 and 33,894.10

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Solution

The fourth proportional to 62,575.10, 86,353.13 and 33,894.10 is: 46,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,575.10 : 86,353.13 = 33,894.10 : x
  2. Step 2: Convert to fraction form
    62,575.10/86,353.13 = 33,894.10/x
  3. Step 3: Cross multiply
    62,575.10x = 86,353.13 × 33,894.10
  4. Step 4: Simplify right side
    62,575.10x = 2,926,861,092.16
  5. Step 5: Solve for x
    x = 2,926,861,092.16/62,575.10
  6. Step 6: Final answer
    x = 46,773.57

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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.