Home / 80,238.12-120,376.38-24,834.12

Finding the Fourth Proportional to 80,238.12, 120,376.38 and 24,834.12

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Solution

The fourth proportional to 80,238.12, 120,376.38 and 24,834.12 is: 37,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,238.12 : 120,376.38 = 24,834.12 : x
  2. Step 2: Convert to fraction form
    80,238.12/120,376.38 = 24,834.12/x
  3. Step 3: Cross multiply
    80,238.12x = 120,376.38 × 24,834.12
  4. Step 4: Simplify right side
    80,238.12x = 2,989,441,466.09
  5. Step 5: Solve for x
    x = 2,989,441,466.09/80,238.12
  6. Step 6: Final answer
    x = 37,257.12

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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.