Home / 99,571.50-149,371.99-32,080.92

Finding the Fourth Proportional to 99,571.50, 149,371.99 and 32,080.92

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Solution

The fourth proportional to 99,571.50, 149,371.99 and 32,080.92 is: 48,126.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,571.50 : 149,371.99 = 32,080.92 : x
  2. Step 2: Convert to fraction form
    99,571.50/149,371.99 = 32,080.92/x
  3. Step 3: Cross multiply
    99,571.50x = 149,371.99 × 32,080.92
  4. Step 4: Simplify right side
    99,571.50x = 4,791,990,863.85
  5. Step 5: Solve for x
    x = 4,791,990,863.85/99,571.50
  6. Step 6: Final answer
    x = 48,126.13

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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.