Home / 95,394.47-131,634.62-55,121.21

Finding the Fourth Proportional to 95,394.47, 131,634.62 and 55,121.21

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Solution

The fourth proportional to 95,394.47, 131,634.62 and 55,121.21 is: 76,061.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,394.47 : 131,634.62 = 55,121.21 : x
  2. Step 2: Convert to fraction form
    95,394.47/131,634.62 = 55,121.21/x
  3. Step 3: Cross multiply
    95,394.47x = 131,634.62 × 55,121.21
  4. Step 4: Simplify right side
    95,394.47x = 7,255,859,298.85
  5. Step 5: Solve for x
    x = 7,255,859,298.85/95,394.47
  6. Step 6: Final answer
    x = 76,061.63

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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.