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Finding the Fourth Proportional to 89,195.41, 133,815.43 and 62,951.41

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Solution

The fourth proportional to 89,195.41, 133,815.43 and 62,951.41 is: 94,442.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,195.41 : 133,815.43 = 62,951.41 : x
  2. Step 2: Convert to fraction form
    89,195.41/133,815.43 = 62,951.41/x
  3. Step 3: Cross multiply
    89,195.41x = 133,815.43 × 62,951.41
  4. Step 4: Simplify right side
    89,195.41x = 8,423,869,998.26
  5. Step 5: Solve for x
    x = 8,423,869,998.26/89,195.41
  6. Step 6: Final answer
    x = 94,442.86

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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.