Home / 75,196.98-103,767.36-41,198.70

Finding the Fourth Proportional to 75,196.98, 103,767.36 and 41,198.70

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Solution

The fourth proportional to 75,196.98, 103,767.36 and 41,198.70 is: 56,851.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,196.98 : 103,767.36 = 41,198.70 : x
  2. Step 2: Convert to fraction form
    75,196.98/103,767.36 = 41,198.70/x
  3. Step 3: Cross multiply
    75,196.98x = 103,767.36 × 41,198.70
  4. Step 4: Simplify right side
    75,196.98x = 4,275,080,334.43
  5. Step 5: Solve for x
    x = 4,275,080,334.43/75,196.98
  6. Step 6: Final answer
    x = 56,851.76

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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.