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Finding the Fourth Proportional to 88,902.39, 133,375.32 and 62,658.39

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Solution

The fourth proportional to 88,902.39, 133,375.32 and 62,658.39 is: 94,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,902.39 : 133,375.32 = 62,658.39 : x
  2. Step 2: Convert to fraction form
    88,902.39/133,375.32 = 62,658.39/x
  3. Step 3: Cross multiply
    88,902.39x = 133,375.32 × 62,658.39
  4. Step 4: Simplify right side
    88,902.39x = 8,357,082,816.93
  5. Step 5: Solve for x
    x = 8,357,082,816.93/88,902.39
  6. Step 6: Final answer
    x = 94,002.90

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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.