Home / 68,449.26-94,457.16-38,234.46

Finding the Fourth Proportional to 68,449.26, 94,457.16 and 38,234.46

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Solution

The fourth proportional to 68,449.26, 94,457.16 and 38,234.46 is: 52,761.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,449.26 : 94,457.16 = 38,234.46 : x
  2. Step 2: Convert to fraction form
    68,449.26/94,457.16 = 38,234.46/x
  3. Step 3: Cross multiply
    68,449.26x = 94,457.16 × 38,234.46
  4. Step 4: Simplify right side
    68,449.26x = 3,611,518,505.73
  5. Step 5: Solve for x
    x = 3,611,518,505.73/68,449.26
  6. Step 6: Final answer
    x = 52,761.98

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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.