Home / 51,117.14-76,691.42-26,174.70

Finding the Fourth Proportional to 51,117.14, 76,691.42 and 26,174.70

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Solution

The fourth proportional to 51,117.14, 76,691.42 and 26,174.70 is: 39,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,117.14 : 76,691.42 = 26,174.70 : x
  2. Step 2: Convert to fraction form
    51,117.14/76,691.42 = 26,174.70/x
  3. Step 3: Cross multiply
    51,117.14x = 76,691.42 × 26,174.70
  4. Step 4: Simplify right side
    51,117.14x = 2,007,374,780.20
  5. Step 5: Solve for x
    x = 2,007,374,780.20/51,117.14
  6. Step 6: Final answer
    x = 39,270.10

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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.