Home / 87,633.70-131,499.75-35,047.28

Finding the Fourth Proportional to 87,633.70, 131,499.75 and 35,047.28

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Solution

The fourth proportional to 87,633.70, 131,499.75 and 35,047.28 is: 52,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,633.70 : 131,499.75 = 35,047.28 : x
  2. Step 2: Convert to fraction form
    87,633.70/131,499.75 = 35,047.28/x
  3. Step 3: Cross multiply
    87,633.70x = 131,499.75 × 35,047.28
  4. Step 4: Simplify right side
    87,633.70x = 4,608,708,558.18
  5. Step 5: Solve for x
    x = 4,608,708,558.18/87,633.70
  6. Step 6: Final answer
    x = 52,590.60

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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.