Home / 179,154.20-268,731.30-65,310.55

Finding the Fourth Proportional to 179,154.20, 268,731.30 and 65,310.55

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Solution

The fourth proportional to 179,154.20, 268,731.30 and 65,310.55 is: 97,965.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,154.20 : 268,731.30 = 65,310.55 : x
  2. Step 2: Convert to fraction form
    179,154.20/268,731.30 = 65,310.55/x
  3. Step 3: Cross multiply
    179,154.20x = 268,731.30 × 65,310.55
  4. Step 4: Simplify right side
    179,154.20x = 17,550,989,250.13
  5. Step 5: Solve for x
    x = 17,550,989,250.13/179,154.20
  6. Step 6: Final answer
    x = 97,965.82

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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.