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Finding the Fourth Proportional to 133,490.48, 200,125.94 and 62,377.94

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Solution

The fourth proportional to 133,490.48, 200,125.94 and 62,377.94 is: 93,515.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,490.48 : 200,125.94 = 62,377.94 : x
  2. Step 2: Convert to fraction form
    133,490.48/200,125.94 = 62,377.94/x
  3. Step 3: Cross multiply
    133,490.48x = 200,125.94 × 62,377.94
  4. Step 4: Simplify right side
    133,490.48x = 12,483,443,877.76
  5. Step 5: Solve for x
    x = 12,483,443,877.76/133,490.48
  6. Step 6: Final answer
    x = 93,515.61

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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.