Home / 146,747.43-220,154.76-53,253.18

Finding the Fourth Proportional to 146,747.43, 220,154.76 and 53,253.18

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Solution

The fourth proportional to 146,747.43, 220,154.76 and 53,253.18 is: 79,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,747.43 : 220,154.76 = 53,253.18 : x
  2. Step 2: Convert to fraction form
    146,747.43/220,154.76 = 53,253.18/x
  3. Step 3: Cross multiply
    146,747.43x = 220,154.76 × 53,253.18
  4. Step 4: Simplify right side
    146,747.43x = 11,723,941,062.14
  5. Step 5: Solve for x
    x = 11,723,941,062.14/146,747.43
  6. Step 6: Final answer
    x = 79,891.97

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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.