Home / 148,027.95-221,691.20-84,882.38

Finding the Fourth Proportional to 148,027.95, 221,691.20 and 84,882.38

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Solution

The fourth proportional to 148,027.95, 221,691.20 and 84,882.38 is: 127,122.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,027.95 : 221,691.20 = 84,882.38 : x
  2. Step 2: Convert to fraction form
    148,027.95/221,691.20 = 84,882.38/x
  3. Step 3: Cross multiply
    148,027.95x = 221,691.20 × 84,882.38
  4. Step 4: Simplify right side
    148,027.95x = 18,817,675,148.19
  5. Step 5: Solve for x
    x = 18,817,675,148.19/148,027.95
  6. Step 6: Final answer
    x = 127,122.45

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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.