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Finding the Fourth Proportional to 88,737.77, 133,020.54 and 35,414.36

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Solution

The fourth proportional to 88,737.77, 133,020.54 and 35,414.36 is: 53,087.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,737.77 : 133,020.54 = 35,414.36 : x
  2. Step 2: Convert to fraction form
    88,737.77/133,020.54 = 35,414.36/x
  3. Step 3: Cross multiply
    88,737.77x = 133,020.54 × 35,414.36
  4. Step 4: Simplify right side
    88,737.77x = 4,710,836,625.85
  5. Step 5: Solve for x
    x = 4,710,836,625.85/88,737.77
  6. Step 6: Final answer
    x = 53,087.16

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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.