Home / 68,458.45-94,471.61-38,244.20

Finding the Fourth Proportional to 68,458.45, 94,471.61 and 38,244.20

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Solution

The fourth proportional to 68,458.45, 94,471.61 and 38,244.20 is: 52,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,458.45 : 94,471.61 = 38,244.20 : x
  2. Step 2: Convert to fraction form
    68,458.45/94,471.61 = 38,244.20/x
  3. Step 3: Cross multiply
    68,458.45x = 94,471.61 × 38,244.20
  4. Step 4: Simplify right side
    68,458.45x = 3,612,991,147.16
  5. Step 5: Solve for x
    x = 3,612,991,147.16/68,458.45
  6. Step 6: Final answer
    x = 52,776.41

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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.