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Finding the Fourth Proportional to 64,033.61, 88,360.02 and 35,351.42

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Solution

The fourth proportional to 64,033.61, 88,360.02 and 35,351.42 is: 48,781.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,033.61 : 88,360.02 = 35,351.42 : x
  2. Step 2: Convert to fraction form
    64,033.61/88,360.02 = 35,351.42/x
  3. Step 3: Cross multiply
    64,033.61x = 88,360.02 × 35,351.42
  4. Step 4: Simplify right side
    64,033.61x = 3,123,651,736.43
  5. Step 5: Solve for x
    x = 3,123,651,736.43/64,033.61
  6. Step 6: Final answer
    x = 48,781.44

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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.