Home / 76,044.07-114,066.11-31,691.71

Finding the Fourth Proportional to 76,044.07, 114,066.11 and 31,691.71

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Solution

The fourth proportional to 76,044.07, 114,066.11 and 31,691.71 is: 47,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,044.07 : 114,066.11 = 31,691.71 : x
  2. Step 2: Convert to fraction form
    76,044.07/114,066.11 = 31,691.71/x
  3. Step 3: Cross multiply
    76,044.07x = 114,066.11 × 31,691.71
  4. Step 4: Simplify right side
    76,044.07x = 3,614,950,078.95
  5. Step 5: Solve for x
    x = 3,614,950,078.95/76,044.07
  6. Step 6: Final answer
    x = 47,537.57

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Similar ratio
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1.5x scale

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.