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Finding the Fourth Proportional to 63,937.76, 88,234.08 and 35,645.28

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Solution

The fourth proportional to 63,937.76, 88,234.08 and 35,645.28 is: 49,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,937.76 : 88,234.08 = 35,645.28 : x
  2. Step 2: Convert to fraction form
    63,937.76/88,234.08 = 35,645.28/x
  3. Step 3: Cross multiply
    63,937.76x = 88,234.08 × 35,645.28
  4. Step 4: Simplify right side
    63,937.76x = 3,145,128,487.14
  5. Step 5: Solve for x
    x = 3,145,128,487.14/63,937.76
  6. Step 6: Final answer
    x = 49,190.47

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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.