Home / 75,508.86-104,202.30-41,517.90

Finding the Fourth Proportional to 75,508.86, 104,202.30 and 41,517.90

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Solution

The fourth proportional to 75,508.86, 104,202.30 and 41,517.90 is: 57,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,508.86 : 104,202.30 = 41,517.90 : x
  2. Step 2: Convert to fraction form
    75,508.86/104,202.30 = 41,517.90/x
  3. Step 3: Cross multiply
    75,508.86x = 104,202.30 × 41,517.90
  4. Step 4: Simplify right side
    75,508.86x = 4,326,260,671.17
  5. Step 5: Solve for x
    x = 4,326,260,671.17/75,508.86
  6. Step 6: Final answer
    x = 57,294.74

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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.