Home / 68,568.48-94,655.52-40,276.44

Finding the Fourth Proportional to 68,568.48, 94,655.52 and 40,276.44

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Solution

The fourth proportional to 68,568.48, 94,655.52 and 40,276.44 is: 55,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,568.48 : 94,655.52 = 40,276.44 : x
  2. Step 2: Convert to fraction form
    68,568.48/94,655.52 = 40,276.44/x
  3. Step 3: Cross multiply
    68,568.48x = 94,655.52 × 40,276.44
  4. Step 4: Simplify right side
    68,568.48x = 3,812,387,371.95
  5. Step 5: Solve for x
    x = 3,812,387,371.95/68,568.48
  6. Step 6: Final answer
    x = 55,599.71

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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.