Home / 68,728.26-94,851.02-40,046.43

Finding the Fourth Proportional to 68,728.26, 94,851.02 and 40,046.43

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Solution

The fourth proportional to 68,728.26, 94,851.02 and 40,046.43 is: 55,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,728.26 : 94,851.02 = 40,046.43 : x
  2. Step 2: Convert to fraction form
    68,728.26/94,851.02 = 40,046.43/x
  3. Step 3: Cross multiply
    68,728.26x = 94,851.02 × 40,046.43
  4. Step 4: Simplify right side
    68,728.26x = 3,798,444,732.86
  5. Step 5: Solve for x
    x = 3,798,444,732.86/68,728.26
  6. Step 6: Final answer
    x = 55,267.58

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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.