Home / 75,121.50-112,700.03-24,520.26

Finding the Fourth Proportional to 75,121.50, 112,700.03 and 24,520.26

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Solution

The fourth proportional to 75,121.50, 112,700.03 and 24,520.26 is: 36,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,121.50 : 112,700.03 = 24,520.26 : x
  2. Step 2: Convert to fraction form
    75,121.50/112,700.03 = 24,520.26/x
  3. Step 3: Cross multiply
    75,121.50x = 112,700.03 × 24,520.26
  4. Step 4: Simplify right side
    75,121.50x = 2,763,434,037.61
  5. Step 5: Solve for x
    x = 2,763,434,037.61/75,121.50
  6. Step 6: Final answer
    x = 36,786.19

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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.