Home / 146,942.80-220,414.20-36,134.80

Finding the Fourth Proportional to 146,942.80, 220,414.20 and 36,134.80

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Solution

The fourth proportional to 146,942.80, 220,414.20 and 36,134.80 is: 54,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,942.80 : 220,414.20 = 36,134.80 : x
  2. Step 2: Convert to fraction form
    146,942.80/220,414.20 = 36,134.80/x
  3. Step 3: Cross multiply
    146,942.80x = 220,414.20 × 36,134.80
  4. Step 4: Simplify right side
    146,942.80x = 7,964,623,034.16
  5. Step 5: Solve for x
    x = 7,964,623,034.16/146,942.80
  6. Step 6: Final answer
    x = 54,202.20

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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.