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Finding the Fourth Proportional to 88,871.97, 133,307.82 and 35,587.92

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Solution

The fourth proportional to 88,871.97, 133,307.82 and 35,587.92 is: 53,381.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,871.97 : 133,307.82 = 35,587.92 : x
  2. Step 2: Convert to fraction form
    88,871.97/133,307.82 = 35,587.92/x
  3. Step 3: Cross multiply
    88,871.97x = 133,307.82 × 35,587.92
  4. Step 4: Simplify right side
    88,871.97x = 4,744,148,033.53
  5. Step 5: Solve for x
    x = 4,744,148,033.53/88,871.97
  6. Step 6: Final answer
    x = 53,381.83

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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.