Home / 148,503.20-222,754.80-92,406.65

Finding the Fourth Proportional to 148,503.20, 222,754.80 and 92,406.65

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Solution

The fourth proportional to 148,503.20, 222,754.80 and 92,406.65 is: 138,609.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,503.20 : 222,754.80 = 92,406.65 : x
  2. Step 2: Convert to fraction form
    148,503.20/222,754.80 = 92,406.65/x
  3. Step 3: Cross multiply
    148,503.20x = 222,754.80 × 92,406.65
  4. Step 4: Simplify right side
    148,503.20x = 20,584,024,839.42
  5. Step 5: Solve for x
    x = 20,584,024,839.42/148,503.20
  6. Step 6: Final answer
    x = 138,609.98

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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.