Home / 68,451.39-94,456.76-38,234.07

Finding the Fourth Proportional to 68,451.39, 94,456.76 and 38,234.07

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Solution

The fourth proportional to 68,451.39, 94,456.76 and 38,234.07 is: 52,759.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,451.39 : 94,456.76 = 38,234.07 : x
  2. Step 2: Convert to fraction form
    68,451.39/94,456.76 = 38,234.07/x
  3. Step 3: Cross multiply
    68,451.39x = 94,456.76 × 38,234.07
  4. Step 4: Simplify right side
    68,451.39x = 3,611,466,182.64
  5. Step 5: Solve for x
    x = 3,611,466,182.64/68,451.39
  6. Step 6: Final answer
    x = 52,759.57

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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.