Home / 75,167.51-103,729.92-41,175.68

Finding the Fourth Proportional to 75,167.51, 103,729.92 and 41,175.68

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Solution

The fourth proportional to 75,167.51, 103,729.92 and 41,175.68 is: 56,821.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,167.51 : 103,729.92 = 41,175.68 : x
  2. Step 2: Convert to fraction form
    75,167.51/103,729.92 = 41,175.68/x
  3. Step 3: Cross multiply
    75,167.51x = 103,729.92 × 41,175.68
  4. Step 4: Simplify right side
    75,167.51x = 4,271,149,992.35
  5. Step 5: Solve for x
    x = 4,271,149,992.35/75,167.51
  6. Step 6: Final answer
    x = 56,821.76

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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.