Home / 119,817.38-179,726.09-40,932.29

Finding the Fourth Proportional to 119,817.38, 179,726.09 and 40,932.29

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Solution

The fourth proportional to 119,817.38, 179,726.09 and 40,932.29 is: 61,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,817.38 : 179,726.09 = 40,932.29 : x
  2. Step 2: Convert to fraction form
    119,817.38/179,726.09 = 40,932.29/x
  3. Step 3: Cross multiply
    119,817.38x = 179,726.09 × 40,932.29
  4. Step 4: Simplify right side
    119,817.38x = 7,356,600,681.10
  5. Step 5: Solve for x
    x = 7,356,600,681.10/119,817.38
  6. Step 6: Final answer
    x = 61,398.44

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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.