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Finding the Fourth Proportional to 88,874.75, 133,361.33 and 53,248.52

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Solution

The fourth proportional to 88,874.75, 133,361.33 and 53,248.52 is: 79,902.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,874.75 : 133,361.33 = 53,248.52 : x
  2. Step 2: Convert to fraction form
    88,874.75/133,361.33 = 53,248.52/x
  3. Step 3: Cross multiply
    88,874.75x = 133,361.33 × 53,248.52
  4. Step 4: Simplify right side
    88,874.75x = 7,101,293,447.73
  5. Step 5: Solve for x
    x = 7,101,293,447.73/88,874.75
  6. Step 6: Final answer
    x = 79,902.26

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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.