Home / 179,366.40-268,531.20-109,382.40

Finding the Fourth Proportional to 179,366.40, 268,531.20 and 109,382.40

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Solution

The fourth proportional to 179,366.40, 268,531.20 and 109,382.40 is: 163,757.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,366.40 : 268,531.20 = 109,382.40 : x
  2. Step 2: Convert to fraction form
    179,366.40/268,531.20 = 109,382.40/x
  3. Step 3: Cross multiply
    179,366.40x = 268,531.20 × 109,382.40
  4. Step 4: Simplify right side
    179,366.40x = 29,372,587,130.88
  5. Step 5: Solve for x
    x = 29,372,587,130.88/179,366.40
  6. Step 6: Final answer
    x = 163,757.47

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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.