Home / 80,086.25-120,127.86-23,926.52

Finding the Fourth Proportional to 80,086.25, 120,127.86 and 23,926.52

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Solution

The fourth proportional to 80,086.25, 120,127.86 and 23,926.52 is: 35,889.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,086.25 : 120,127.86 = 23,926.52 : x
  2. Step 2: Convert to fraction form
    80,086.25/120,127.86 = 23,926.52/x
  3. Step 3: Cross multiply
    80,086.25x = 120,127.86 × 23,926.52
  4. Step 4: Simplify right side
    80,086.25x = 2,874,241,945.17
  5. Step 5: Solve for x
    x = 2,874,241,945.17/80,086.25
  6. Step 6: Final answer
    x = 35,889.33

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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.