Home / 148,498.20-222,747.30-92,401.65

Finding the Fourth Proportional to 148,498.20, 222,747.30 and 92,401.65

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Solution

The fourth proportional to 148,498.20, 222,747.30 and 92,401.65 is: 138,602.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,498.20 : 222,747.30 = 92,401.65 : x
  2. Step 2: Convert to fraction form
    148,498.20/222,747.30 = 92,401.65/x
  3. Step 3: Cross multiply
    148,498.20x = 222,747.30 × 92,401.65
  4. Step 4: Simplify right side
    148,498.20x = 20,582,218,053.05
  5. Step 5: Solve for x
    x = 20,582,218,053.05/148,498.20
  6. Step 6: Final answer
    x = 138,602.48

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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.