Home / 71,613.07-107,317.76-52,744.73

Finding the Fourth Proportional to 71,613.07, 107,317.76 and 52,744.73

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Solution

The fourth proportional to 71,613.07, 107,317.76 and 52,744.73 is: 79,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,613.07 : 107,317.76 = 52,744.73 : x
  2. Step 2: Convert to fraction form
    71,613.07/107,317.76 = 52,744.73/x
  3. Step 3: Cross multiply
    71,613.07x = 107,317.76 × 52,744.73
  4. Step 4: Simplify right side
    71,613.07x = 5,660,445,475.09
  5. Step 5: Solve for x
    x = 5,660,445,475.09/71,613.07
  6. Step 6: Final answer
    x = 79,042.08

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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.