Home / 69,001.20-95,224.38-38,786.43

Finding the Fourth Proportional to 69,001.20, 95,224.38 and 38,786.43

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Solution

The fourth proportional to 69,001.20, 95,224.38 and 38,786.43 is: 53,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,001.20 : 95,224.38 = 38,786.43 : x
  2. Step 2: Convert to fraction form
    69,001.20/95,224.38 = 38,786.43/x
  3. Step 3: Cross multiply
    69,001.20x = 95,224.38 × 38,786.43
  4. Step 4: Simplify right side
    69,001.20x = 3,693,413,749.16
  5. Step 5: Solve for x
    x = 3,693,413,749.16/69,001.20
  6. Step 6: Final answer
    x = 53,526.80

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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.