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Finding the Fourth Proportional to 141,770.33, 212,898.17 and 94,687.97

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Solution

The fourth proportional to 141,770.33, 212,898.17 and 94,687.97 is: 142,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,770.33 : 212,898.17 = 94,687.97 : x
  2. Step 2: Convert to fraction form
    141,770.33/212,898.17 = 94,687.97/x
  3. Step 3: Cross multiply
    141,770.33x = 212,898.17 × 94,687.97
  4. Step 4: Simplify right side
    141,770.33x = 20,158,895,592.82
  5. Step 5: Solve for x
    x = 20,158,895,592.82/141,770.33
  6. Step 6: Final answer
    x = 142,194.04

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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.