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Finding the Fourth Proportional to 64,337.74, 88,781.60 and 35,657.12

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Solution

The fourth proportional to 64,337.74, 88,781.60 and 35,657.12 is: 49,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,337.74 : 88,781.60 = 35,657.12 : x
  2. Step 2: Convert to fraction form
    64,337.74/88,781.60 = 35,657.12/x
  3. Step 3: Cross multiply
    64,337.74x = 88,781.60 × 35,657.12
  4. Step 4: Simplify right side
    64,337.74x = 3,165,696,164.99
  5. Step 5: Solve for x
    x = 3,165,696,164.99/64,337.74
  6. Step 6: Final answer
    x = 49,204.34

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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.