Home / 179,331.20-268,996.80-165,814.40

Finding the Fourth Proportional to 179,331.20, 268,996.80 and 165,814.40

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Solution

The fourth proportional to 179,331.20, 268,996.80 and 165,814.40 is: 248,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,331.20 : 268,996.80 = 165,814.40 : x
  2. Step 2: Convert to fraction form
    179,331.20/268,996.80 = 165,814.40/x
  3. Step 3: Cross multiply
    179,331.20x = 268,996.80 × 165,814.40
  4. Step 4: Simplify right side
    179,331.20x = 44,603,542,993.92
  5. Step 5: Solve for x
    x = 44,603,542,993.92/179,331.20
  6. Step 6: Final answer
    x = 248,721.60

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Similar ratio
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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.