Home / 83,548.86-125,128.72-50,195.26

Finding the Fourth Proportional to 83,548.86, 125,128.72 and 50,195.26

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Solution

The fourth proportional to 83,548.86, 125,128.72 and 50,195.26 is: 75,175.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,548.86 : 125,128.72 = 50,195.26 : x
  2. Step 2: Convert to fraction form
    83,548.86/125,128.72 = 50,195.26/x
  3. Step 3: Cross multiply
    83,548.86x = 125,128.72 × 50,195.26
  4. Step 4: Simplify right side
    83,548.86x = 6,280,868,633.87
  5. Step 5: Solve for x
    x = 6,280,868,633.87/83,548.86
  6. Step 6: Final answer
    x = 75,175.99

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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.