Home / 68,360.52-94,337.39-38,144.02

Finding the Fourth Proportional to 68,360.52, 94,337.39 and 38,144.02

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Solution

The fourth proportional to 68,360.52, 94,337.39 and 38,144.02 is: 52,638.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,360.52 : 94,337.39 = 38,144.02 : x
  2. Step 2: Convert to fraction form
    68,360.52/94,337.39 = 38,144.02/x
  3. Step 3: Cross multiply
    68,360.52x = 94,337.39 × 38,144.02
  4. Step 4: Simplify right side
    68,360.52x = 3,598,407,290.91
  5. Step 5: Solve for x
    x = 3,598,407,290.91/68,360.52
  6. Step 6: Final answer
    x = 52,638.68

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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.