Home / 68,361.52-94,338.77-38,145.02

Finding the Fourth Proportional to 68,361.52, 94,338.77 and 38,145.02

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Solution

The fourth proportional to 68,361.52, 94,338.77 and 38,145.02 is: 52,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,361.52 : 94,338.77 = 38,145.02 : x
  2. Step 2: Convert to fraction form
    68,361.52/94,338.77 = 38,145.02/x
  3. Step 3: Cross multiply
    68,361.52x = 94,338.77 × 38,145.02
  4. Step 4: Simplify right side
    68,361.52x = 3,598,554,268.43
  5. Step 5: Solve for x
    x = 3,598,554,268.43/68,361.52
  6. Step 6: Final answer
    x = 52,640.06

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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.