Home / 129,366.32-193,834.17-45,080.02

Finding the Fourth Proportional to 129,366.32, 193,834.17 and 45,080.02

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Solution

The fourth proportional to 129,366.32, 193,834.17 and 45,080.02 is: 67,545.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,366.32 : 193,834.17 = 45,080.02 : x
  2. Step 2: Convert to fraction form
    129,366.32/193,834.17 = 45,080.02/x
  3. Step 3: Cross multiply
    129,366.32x = 193,834.17 × 45,080.02
  4. Step 4: Simplify right side
    129,366.32x = 8,738,048,502.58
  5. Step 5: Solve for x
    x = 8,738,048,502.58/129,366.32
  6. Step 6: Final answer
    x = 67,545.01

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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.