Home / 75,169.17-112,749.81-25,250.28

Finding the Fourth Proportional to 75,169.17, 112,749.81 and 25,250.28

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Solution

The fourth proportional to 75,169.17, 112,749.81 and 25,250.28 is: 37,874.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,169.17 : 112,749.81 = 25,250.28 : x
  2. Step 2: Convert to fraction form
    75,169.17/112,749.81 = 25,250.28/x
  3. Step 3: Cross multiply
    75,169.17x = 112,749.81 × 25,250.28
  4. Step 4: Simplify right side
    75,169.17x = 2,846,964,272.45
  5. Step 5: Solve for x
    x = 2,846,964,272.45/75,169.17
  6. Step 6: Final answer
    x = 37,874.09

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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.