Home / 156,044.30-234,066.45-154,489.10

Finding the Fourth Proportional to 156,044.30, 234,066.45 and 154,489.10

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Solution

The fourth proportional to 156,044.30, 234,066.45 and 154,489.10 is: 231,733.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,044.30 : 234,066.45 = 154,489.10 : x
  2. Step 2: Convert to fraction form
    156,044.30/234,066.45 = 154,489.10/x
  3. Step 3: Cross multiply
    156,044.30x = 234,066.45 × 154,489.10
  4. Step 4: Simplify right side
    156,044.30x = 36,160,715,200.70
  5. Step 5: Solve for x
    x = 36,160,715,200.70/156,044.30
  6. Step 6: Final answer
    x = 231,733.65

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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.