Home / 68,460.30-94,465.88-38,241.78

Finding the Fourth Proportional to 68,460.30, 94,465.88 and 38,241.78

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Solution

The fourth proportional to 68,460.30, 94,465.88 and 38,241.78 is: 52,768.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,460.30 : 94,465.88 = 38,241.78 : x
  2. Step 2: Convert to fraction form
    68,460.30/94,465.88 = 38,241.78/x
  3. Step 3: Cross multiply
    68,460.30x = 94,465.88 × 38,241.78
  4. Step 4: Simplify right side
    68,460.30x = 3,612,543,400.47
  5. Step 5: Solve for x
    x = 3,612,543,400.47/68,460.30
  6. Step 6: Final answer
    x = 52,768.44

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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.