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Finding the Fourth Proportional to 146,793.20, 220,189.80 and 96,054.80

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Solution

The fourth proportional to 146,793.20, 220,189.80 and 96,054.80 is: 144,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,793.20 : 220,189.80 = 96,054.80 : x
  2. Step 2: Convert to fraction form
    146,793.20/220,189.80 = 96,054.80/x
  3. Step 3: Cross multiply
    146,793.20x = 220,189.80 × 96,054.80
  4. Step 4: Simplify right side
    146,793.20x = 21,150,287,201.04
  5. Step 5: Solve for x
    x = 21,150,287,201.04/146,793.20
  6. Step 6: Final answer
    x = 144,082.20

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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.