Home / 154,964.20-232,446.15-42,645.06

Finding the Fourth Proportional to 154,964.20, 232,446.15 and 42,645.06

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Solution

The fourth proportional to 154,964.20, 232,446.15 and 42,645.06 is: 63,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,964.20 : 232,446.15 = 42,645.06 : x
  2. Step 2: Convert to fraction form
    154,964.20/232,446.15 = 42,645.06/x
  3. Step 3: Cross multiply
    154,964.20x = 232,446.15 × 42,645.06
  4. Step 4: Simplify right side
    154,964.20x = 9,912,680,013.52
  5. Step 5: Solve for x
    x = 9,912,680,013.52/154,964.20
  6. Step 6: Final answer
    x = 63,967.55

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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.