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Finding the Fourth Proportional to 62,753.88, 94,130.86 and 39,396.72

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Solution

The fourth proportional to 62,753.88, 94,130.86 and 39,396.72 is: 59,095.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,753.88 : 94,130.86 = 39,396.72 : x
  2. Step 2: Convert to fraction form
    62,753.88/94,130.86 = 39,396.72/x
  3. Step 3: Cross multiply
    62,753.88x = 94,130.86 × 39,396.72
  4. Step 4: Simplify right side
    62,753.88x = 3,708,447,134.78
  5. Step 5: Solve for x
    x = 3,708,447,134.78/62,753.88
  6. Step 6: Final answer
    x = 59,095.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.