Home / 154,967.28-232,439.40-88,197.84

Finding the Fourth Proportional to 154,967.28, 232,439.40 and 88,197.84

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Solution

The fourth proportional to 154,967.28, 232,439.40 and 88,197.84 is: 132,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,967.28 : 232,439.40 = 88,197.84 : x
  2. Step 2: Convert to fraction form
    154,967.28/232,439.40 = 88,197.84/x
  3. Step 3: Cross multiply
    154,967.28x = 232,439.40 × 88,197.84
  4. Step 4: Simplify right side
    154,967.28x = 20,500,653,010.90
  5. Step 5: Solve for x
    x = 20,500,653,010.90/154,967.28
  6. Step 6: Final answer
    x = 132,290.20

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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.