Home / 180,670.26-270,951.38-54,276.70

Finding the Fourth Proportional to 180,670.26, 270,951.38 and 54,276.70

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Solution

The fourth proportional to 180,670.26, 270,951.38 and 54,276.70 is: 81,398.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,670.26 : 270,951.38 = 54,276.70 : x
  2. Step 2: Convert to fraction form
    180,670.26/270,951.38 = 54,276.70/x
  3. Step 3: Cross multiply
    180,670.26x = 270,951.38 × 54,276.70
  4. Step 4: Simplify right side
    180,670.26x = 14,706,346,766.85
  5. Step 5: Solve for x
    x = 14,706,346,766.85/180,670.26
  6. Step 6: Final answer
    x = 81,398.82

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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.