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Finding the Fourth Proportional to 133,474.66, 200,214.50 and 62,377.79

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Solution

The fourth proportional to 133,474.66, 200,214.50 and 62,377.79 is: 93,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,474.66 : 200,214.50 = 62,377.79 : x
  2. Step 2: Convert to fraction form
    133,474.66/200,214.50 = 62,377.79/x
  3. Step 3: Cross multiply
    133,474.66x = 200,214.50 × 62,377.79
  4. Step 4: Simplify right side
    133,474.66x = 12,488,936,722.99
  5. Step 5: Solve for x
    x = 12,488,936,722.99/133,474.66
  6. Step 6: Final answer
    x = 93,567.85

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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.