Home / 137,234.20-205,851.30-92,882.20

Finding the Fourth Proportional to 137,234.20, 205,851.30 and 92,882.20

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Solution

The fourth proportional to 137,234.20, 205,851.30 and 92,882.20 is: 139,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,234.20 : 205,851.30 = 92,882.20 : x
  2. Step 2: Convert to fraction form
    137,234.20/205,851.30 = 92,882.20/x
  3. Step 3: Cross multiply
    137,234.20x = 205,851.30 × 92,882.20
  4. Step 4: Simplify right side
    137,234.20x = 19,119,921,616.86
  5. Step 5: Solve for x
    x = 19,119,921,616.86/137,234.20
  6. Step 6: Final answer
    x = 139,323.30

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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.