Home / 148,381.20-222,414.93-48,514.68

Finding the Fourth Proportional to 148,381.20, 222,414.93 and 48,514.68

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Solution

The fourth proportional to 148,381.20, 222,414.93 and 48,514.68 is: 72,720.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,381.20 : 222,414.93 = 48,514.68 : x
  2. Step 2: Convert to fraction form
    148,381.20/222,414.93 = 48,514.68/x
  3. Step 3: Cross multiply
    148,381.20x = 222,414.93 × 48,514.68
  4. Step 4: Simplify right side
    148,381.20x = 10,790,389,156.17
  5. Step 5: Solve for x
    x = 10,790,389,156.17/148,381.20
  6. Step 6: Final answer
    x = 72,720.73

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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.