Home / 129,952.28-195,006.18-119,376.92

Finding the Fourth Proportional to 129,952.28, 195,006.18 and 119,376.92

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Solution

The fourth proportional to 129,952.28, 195,006.18 and 119,376.92 is: 179,136.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,952.28 : 195,006.18 = 119,376.92 : x
  2. Step 2: Convert to fraction form
    129,952.28/195,006.18 = 119,376.92/x
  3. Step 3: Cross multiply
    129,952.28x = 195,006.18 × 119,376.92
  4. Step 4: Simplify right side
    129,952.28x = 23,279,237,149.37
  5. Step 5: Solve for x
    x = 23,279,237,149.37/129,952.28
  6. Step 6: Final answer
    x = 179,136.81

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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.