Home / 95,147.50-131,476.76-90,535.66

Finding the Fourth Proportional to 95,147.50, 131,476.76 and 90,535.66

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Solution

The fourth proportional to 95,147.50, 131,476.76 and 90,535.66 is: 125,104.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,147.50 : 131,476.76 = 90,535.66 : x
  2. Step 2: Convert to fraction form
    95,147.50/131,476.76 = 90,535.66/x
  3. Step 3: Cross multiply
    95,147.50x = 131,476.76 × 90,535.66
  4. Step 4: Simplify right side
    95,147.50x = 11,903,335,241.26
  5. Step 5: Solve for x
    x = 11,903,335,241.26/95,147.50
  6. Step 6: Final answer
    x = 125,104.03

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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.