Home / 68,344.32-102,517.20-28,896.24

Finding the Fourth Proportional to 68,344.32, 102,517.20 and 28,896.24

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Solution

The fourth proportional to 68,344.32, 102,517.20 and 28,896.24 is: 43,344.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,344.32 : 102,517.20 = 28,896.24 : x
  2. Step 2: Convert to fraction form
    68,344.32/102,517.20 = 28,896.24/x
  3. Step 3: Cross multiply
    68,344.32x = 102,517.20 × 28,896.24
  4. Step 4: Simplify right side
    68,344.32x = 2,962,361,615.33
  5. Step 5: Solve for x
    x = 2,962,361,615.33/68,344.32
  6. Step 6: Final answer
    x = 43,344.66

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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.