Home / 94,278.20-141,437.21-27,712.80

Finding the Fourth Proportional to 94,278.20, 141,437.21 and 27,712.80

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Solution

The fourth proportional to 94,278.20, 141,437.21 and 27,712.80 is: 41,575.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,278.20 : 141,437.21 = 27,712.80 : x
  2. Step 2: Convert to fraction form
    94,278.20/141,437.21 = 27,712.80/x
  3. Step 3: Cross multiply
    94,278.20x = 141,437.21 × 27,712.80
  4. Step 4: Simplify right side
    94,278.20x = 3,919,620,974.72
  5. Step 5: Solve for x
    x = 3,919,620,974.72/94,278.20
  6. Step 6: Final answer
    x = 41,575.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.