Home / 95,161.32-131,319.72-52,719.12

Finding the Fourth Proportional to 95,161.32, 131,319.72 and 52,719.12

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Solution

The fourth proportional to 95,161.32, 131,319.72 and 52,719.12 is: 72,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,161.32 : 131,319.72 = 52,719.12 : x
  2. Step 2: Convert to fraction form
    95,161.32/131,319.72 = 52,719.12/x
  3. Step 3: Cross multiply
    95,161.32x = 131,319.72 × 52,719.12
  4. Step 4: Simplify right side
    95,161.32x = 6,923,060,077.05
  5. Step 5: Solve for x
    x = 6,923,060,077.05/95,161.32
  6. Step 6: Final answer
    x = 72,750.78

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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.