Home / 146,801.12-220,300.19-53,306.87

Finding the Fourth Proportional to 146,801.12, 220,300.19 and 53,306.87

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Solution

The fourth proportional to 146,801.12, 220,300.19 and 53,306.87 is: 79,996.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,801.12 : 220,300.19 = 53,306.87 : x
  2. Step 2: Convert to fraction form
    146,801.12/220,300.19 = 53,306.87/x
  3. Step 3: Cross multiply
    146,801.12x = 220,300.19 × 53,306.87
  4. Step 4: Simplify right side
    146,801.12x = 11,743,512,221.27
  5. Step 5: Solve for x
    x = 11,743,512,221.27/146,801.12
  6. Step 6: Final answer
    x = 79,996.07

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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.