Home / 342,382.60-513,535.02-132,002.92

Finding the Fourth Proportional to 342,382.60, 513,535.02 and 132,002.92

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Solution

The fourth proportional to 342,382.60, 513,535.02 and 132,002.92 is: 197,989.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,382.60 : 513,535.02 = 132,002.92 : x
  2. Step 2: Convert to fraction form
    342,382.60/513,535.02 = 132,002.92/x
  3. Step 3: Cross multiply
    342,382.60x = 513,535.02 × 132,002.92
  4. Step 4: Simplify right side
    342,382.60x = 67,788,122,162.26
  5. Step 5: Solve for x
    x = 67,788,122,162.26/342,382.60
  6. Step 6: Final answer
    x = 197,989.39

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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.