Home / 113,250.20-169,875.30-106,251.80

Finding the Fourth Proportional to 113,250.20, 169,875.30 and 106,251.80

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Solution

The fourth proportional to 113,250.20, 169,875.30 and 106,251.80 is: 159,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,250.20 : 169,875.30 = 106,251.80 : x
  2. Step 2: Convert to fraction form
    113,250.20/169,875.30 = 106,251.80/x
  3. Step 3: Cross multiply
    113,250.20x = 169,875.30 × 106,251.80
  4. Step 4: Simplify right side
    113,250.20x = 18,049,556,400.54
  5. Step 5: Solve for x
    x = 18,049,556,400.54/113,250.20
  6. Step 6: Final answer
    x = 159,377.70

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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.