Home / 68,361.29-94,338.41-38,146.29

Finding the Fourth Proportional to 68,361.29, 94,338.41 and 38,146.29

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Solution

The fourth proportional to 68,361.29, 94,338.41 and 38,146.29 is: 52,641.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,361.29 : 94,338.41 = 38,146.29 : x
  2. Step 2: Convert to fraction form
    68,361.29/94,338.41 = 38,146.29/x
  3. Step 3: Cross multiply
    68,361.29x = 94,338.41 × 38,146.29
  4. Step 4: Simplify right side
    68,361.29x = 3,598,660,493.08
  5. Step 5: Solve for x
    x = 3,598,660,493.08/68,361.29
  6. Step 6: Final answer
    x = 52,641.79

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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.