Home / 181,553.30-272,001.90-148,092.20

Finding the Fourth Proportional to 181,553.30, 272,001.90 and 148,092.20

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Solution

The fourth proportional to 181,553.30, 272,001.90 and 148,092.20 is: 221,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,553.30 : 272,001.90 = 148,092.20 : x
  2. Step 2: Convert to fraction form
    181,553.30/272,001.90 = 148,092.20/x
  3. Step 3: Cross multiply
    181,553.30x = 272,001.90 × 148,092.20
  4. Step 4: Simplify right side
    181,553.30x = 40,281,359,775.18
  5. Step 5: Solve for x
    x = 40,281,359,775.18/181,553.30
  6. Step 6: Final answer
    x = 221,870.71

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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.