Home / 75,877.02-113,815.46-22,568.78

Finding the Fourth Proportional to 75,877.02, 113,815.46 and 22,568.78

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Solution

The fourth proportional to 75,877.02, 113,815.46 and 22,568.78 is: 33,853.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,877.02 : 113,815.46 = 22,568.78 : x
  2. Step 2: Convert to fraction form
    75,877.02/113,815.46 = 22,568.78/x
  3. Step 3: Cross multiply
    75,877.02x = 113,815.46 × 22,568.78
  4. Step 4: Simplify right side
    75,877.02x = 2,568,676,418.30
  5. Step 5: Solve for x
    x = 2,568,676,418.30/75,877.02
  6. Step 6: Final answer
    x = 33,853.15

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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.