Home / 95,721.95-132,086.75-55,448.65

Finding the Fourth Proportional to 95,721.95, 132,086.75 and 55,448.65

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Solution

The fourth proportional to 95,721.95, 132,086.75 and 55,448.65 is: 76,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,721.95 : 132,086.75 = 55,448.65 : x
  2. Step 2: Convert to fraction form
    95,721.95/132,086.75 = 55,448.65/x
  3. Step 3: Cross multiply
    95,721.95x = 132,086.75 × 55,448.65
  4. Step 4: Simplify right side
    95,721.95x = 7,324,032,170.15
  5. Step 5: Solve for x
    x = 7,324,032,170.15/95,721.95
  6. Step 6: Final answer
    x = 76,513.61

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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.