Home / 119,573.31-165,022.82-89,306.08

Finding the Fourth Proportional to 119,573.31, 165,022.82 and 89,306.08

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Solution

The fourth proportional to 119,573.31, 165,022.82 and 89,306.08 is: 123,251.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,573.31 : 165,022.82 = 89,306.08 : x
  2. Step 2: Convert to fraction form
    119,573.31/165,022.82 = 89,306.08/x
  3. Step 3: Cross multiply
    119,573.31x = 165,022.82 × 89,306.08
  4. Step 4: Simplify right side
    119,573.31x = 14,737,541,164.75
  5. Step 5: Solve for x
    x = 14,737,541,164.75/119,573.31
  6. Step 6: Final answer
    x = 123,251.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.