Home / 181,508.30-272,262.45-131,353.10

Finding the Fourth Proportional to 181,508.30, 272,262.45 and 131,353.10

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Solution

The fourth proportional to 181,508.30, 272,262.45 and 131,353.10 is: 197,029.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,508.30 : 272,262.45 = 131,353.10 : x
  2. Step 2: Convert to fraction form
    181,508.30/272,262.45 = 131,353.10/x
  3. Step 3: Cross multiply
    181,508.30x = 272,262.45 × 131,353.10
  4. Step 4: Simplify right side
    181,508.30x = 35,762,516,821.10
  5. Step 5: Solve for x
    x = 35,762,516,821.10/181,508.30
  6. Step 6: Final answer
    x = 197,029.65

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1.5x scale

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.