Home / 75,879.02-113,818.46-22,570.78

Finding the Fourth Proportional to 75,879.02, 113,818.46 and 22,570.78

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Solution

The fourth proportional to 75,879.02, 113,818.46 and 22,570.78 is: 33,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,879.02 : 113,818.46 = 22,570.78 : x
  2. Step 2: Convert to fraction form
    75,879.02/113,818.46 = 22,570.78/x
  3. Step 3: Cross multiply
    75,879.02x = 113,818.46 × 22,570.78
  4. Step 4: Simplify right side
    75,879.02x = 2,568,971,420.60
  5. Step 5: Solve for x
    x = 2,568,971,420.60/75,879.02
  6. Step 6: Final answer
    x = 33,856.15

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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.