Home / 95,076.14-131,218.80-54,782.18

Finding the Fourth Proportional to 95,076.14, 131,218.80 and 54,782.18

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Solution

The fourth proportional to 95,076.14, 131,218.80 and 54,782.18 is: 75,607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,076.14 : 131,218.80 = 54,782.18 : x
  2. Step 2: Convert to fraction form
    95,076.14/131,218.80 = 54,782.18/x
  3. Step 3: Cross multiply
    95,076.14x = 131,218.80 × 54,782.18
  4. Step 4: Simplify right side
    95,076.14x = 7,188,451,920.98
  5. Step 5: Solve for x
    x = 7,188,451,920.98/95,076.14
  6. Step 6: Final answer
    x = 75,607.32

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1.5x scale

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.