Home / 95,129.27-131,279.36-57,396.23

Finding the Fourth Proportional to 95,129.27, 131,279.36 and 57,396.23

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Solution

The fourth proportional to 95,129.27, 131,279.36 and 57,396.23 is: 79,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,129.27 : 131,279.36 = 57,396.23 : x
  2. Step 2: Convert to fraction form
    95,129.27/131,279.36 = 57,396.23/x
  3. Step 3: Cross multiply
    95,129.27x = 131,279.36 × 57,396.23
  4. Step 4: Simplify right side
    95,129.27x = 7,534,941,112.46
  5. Step 5: Solve for x
    x = 7,534,941,112.46/95,129.27
  6. Step 6: Final answer
    x = 79,207.39

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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.