Home / 156,026.80-234,040.20-102,882.70

Finding the Fourth Proportional to 156,026.80, 234,040.20 and 102,882.70

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Solution

The fourth proportional to 156,026.80, 234,040.20 and 102,882.70 is: 154,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,026.80 : 234,040.20 = 102,882.70 : x
  2. Step 2: Convert to fraction form
    156,026.80/234,040.20 = 102,882.70/x
  3. Step 3: Cross multiply
    156,026.80x = 234,040.20 × 102,882.70
  4. Step 4: Simplify right side
    156,026.80x = 24,078,687,684.54
  5. Step 5: Solve for x
    x = 24,078,687,684.54/156,026.80
  6. Step 6: Final answer
    x = 154,324.05

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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.