Home / 51,744.16-77,654.88-38,447.92

Finding the Fourth Proportional to 51,744.16, 77,654.88 and 38,447.92

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Solution

The fourth proportional to 51,744.16, 77,654.88 and 38,447.92 is: 57,700.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,744.16 : 77,654.88 = 38,447.92 : x
  2. Step 2: Convert to fraction form
    51,744.16/77,654.88 = 38,447.92/x
  3. Step 3: Cross multiply
    51,744.16x = 77,654.88 × 38,447.92
  4. Step 4: Simplify right side
    51,744.16x = 2,985,668,613.85
  5. Step 5: Solve for x
    x = 2,985,668,613.85/51,744.16
  6. Step 6: Final answer
    x = 57,700.59

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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.