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Finding the Fourth Proportional to 148,549.80, 222,481.44 and 89,254.76

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Solution

The fourth proportional to 148,549.80, 222,481.44 and 89,254.76 is: 133,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,549.80 : 222,481.44 = 89,254.76 : x
  2. Step 2: Convert to fraction form
    148,549.80/222,481.44 = 89,254.76/x
  3. Step 3: Cross multiply
    148,549.80x = 222,481.44 × 89,254.76
  4. Step 4: Simplify right side
    148,549.80x = 19,857,527,531.65
  5. Step 5: Solve for x
    x = 19,857,527,531.65/148,549.80
  6. Step 6: Final answer
    x = 133,675.90

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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.