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Finding the Fourth Proportional to 69,324.40, 95,668.04 and 37,493.20

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Solution

The fourth proportional to 69,324.40, 95,668.04 and 37,493.20 is: 51,740.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,324.40 : 95,668.04 = 37,493.20 : x
  2. Step 2: Convert to fraction form
    69,324.40/95,668.04 = 37,493.20/x
  3. Step 3: Cross multiply
    69,324.40x = 95,668.04 × 37,493.20
  4. Step 4: Simplify right side
    69,324.40x = 3,586,900,957.33
  5. Step 5: Solve for x
    x = 3,586,900,957.33/69,324.40
  6. Step 6: Final answer
    x = 51,740.82

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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.