Home / 95,139.85-131,293.01-52,120.87

Finding the Fourth Proportional to 95,139.85, 131,293.01 and 52,120.87

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Solution

The fourth proportional to 95,139.85, 131,293.01 and 52,120.87 is: 71,926.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,139.85 : 131,293.01 = 52,120.87 : x
  2. Step 2: Convert to fraction form
    95,139.85/131,293.01 = 52,120.87/x
  3. Step 3: Cross multiply
    95,139.85x = 131,293.01 × 52,120.87
  4. Step 4: Simplify right side
    95,139.85x = 6,843,106,153.53
  5. Step 5: Solve for x
    x = 6,843,106,153.53/95,139.85
  6. Step 6: Final answer
    x = 71,926.81

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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.