Home / 129,590.20-194,439-62,088.04

Finding the Fourth Proportional to 129,590.20, 194,439 and 62,088.04

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Solution

The fourth proportional to 129,590.20, 194,439 and 62,088.04 is: 93,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,590.20 : 194,439 = 62,088.04 : x
  2. Step 2: Convert to fraction form
    129,590.20/194,439 = 62,088.04/x
  3. Step 3: Cross multiply
    129,590.20x = 194,439 × 62,088.04
  4. Step 4: Simplify right side
    129,590.20x = 12,072,336,409.56
  5. Step 5: Solve for x
    x = 12,072,336,409.56/129,590.20
  6. Step 6: Final answer
    x = 93,157.79

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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.