Home / 95,383.26-131,645.20-55,089.78

Finding the Fourth Proportional to 95,383.26, 131,645.20 and 55,089.78

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Solution

The fourth proportional to 95,383.26, 131,645.20 and 55,089.78 is: 76,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,383.26 : 131,645.20 = 55,089.78 : x
  2. Step 2: Convert to fraction form
    95,383.26/131,645.20 = 55,089.78/x
  3. Step 3: Cross multiply
    95,383.26x = 131,645.20 × 55,089.78
  4. Step 4: Simplify right side
    95,383.26x = 7,252,305,106.06
  5. Step 5: Solve for x
    x = 7,252,305,106.06/95,383.26
  6. Step 6: Final answer
    x = 76,033.31

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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.