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Finding the Fourth Proportional to 220,027.59, 303,657.46 and 123,229.96

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Solution

The fourth proportional to 220,027.59, 303,657.46 and 123,229.96 is: 170,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,027.59 : 303,657.46 = 123,229.96 : x
  2. Step 2: Convert to fraction form
    220,027.59/303,657.46 = 123,229.96/x
  3. Step 3: Cross multiply
    220,027.59x = 303,657.46 × 123,229.96
  4. Step 4: Simplify right side
    220,027.59x = 37,419,695,582.28
  5. Step 5: Solve for x
    x = 37,419,695,582.28/220,027.59
  6. Step 6: Final answer
    x = 170,068.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.