Home / 87,941.80-131,912.70-35,324.20

Finding the Fourth Proportional to 87,941.80, 131,912.70 and 35,324.20

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Solution

The fourth proportional to 87,941.80, 131,912.70 and 35,324.20 is: 52,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,941.80 : 131,912.70 = 35,324.20 : x
  2. Step 2: Convert to fraction form
    87,941.80/131,912.70 = 35,324.20/x
  3. Step 3: Cross multiply
    87,941.80x = 131,912.70 × 35,324.20
  4. Step 4: Simplify right side
    87,941.80x = 4,659,710,597.34
  5. Step 5: Solve for x
    x = 4,659,710,597.34/87,941.80
  6. Step 6: Final answer
    x = 52,986.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.