Home / 95,039.75-131,141.86-56,791.24

Finding the Fourth Proportional to 95,039.75, 131,141.86 and 56,791.24

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Solution

The fourth proportional to 95,039.75, 131,141.86 and 56,791.24 is: 78,364.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,039.75 : 131,141.86 = 56,791.24 : x
  2. Step 2: Convert to fraction form
    95,039.75/131,141.86 = 56,791.24/x
  3. Step 3: Cross multiply
    95,039.75x = 131,141.86 × 56,791.24
  4. Step 4: Simplify right side
    95,039.75x = 7,447,708,375.47
  5. Step 5: Solve for x
    x = 7,447,708,375.47/95,039.75
  6. Step 6: Final answer
    x = 78,364.14

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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.