Home / 154,438.60-231,657.90-60,932.20

Finding the Fourth Proportional to 154,438.60, 231,657.90 and 60,932.20

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Solution

The fourth proportional to 154,438.60, 231,657.90 and 60,932.20 is: 91,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,438.60 : 231,657.90 = 60,932.20 : x
  2. Step 2: Convert to fraction form
    154,438.60/231,657.90 = 60,932.20/x
  3. Step 3: Cross multiply
    154,438.60x = 231,657.90 × 60,932.20
  4. Step 4: Simplify right side
    154,438.60x = 14,115,425,494.38
  5. Step 5: Solve for x
    x = 14,115,425,494.38/154,438.60
  6. Step 6: Final answer
    x = 91,398.30

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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.