Home / 68,406.52-94,375.02-41,538.88

Finding the Fourth Proportional to 68,406.52, 94,375.02 and 41,538.88

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Solution

The fourth proportional to 68,406.52, 94,375.02 and 41,538.88 is: 57,307.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,406.52 : 94,375.02 = 41,538.88 : x
  2. Step 2: Convert to fraction form
    68,406.52/94,375.02 = 41,538.88/x
  3. Step 3: Cross multiply
    68,406.52x = 94,375.02 × 41,538.88
  4. Step 4: Simplify right side
    68,406.52x = 3,920,232,630.78
  5. Step 5: Solve for x
    x = 3,920,232,630.78/68,406.52
  6. Step 6: Final answer
    x = 57,307.88

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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.