Home / 75,174.06-112,798.14-35,195.75

Finding the Fourth Proportional to 75,174.06, 112,798.14 and 35,195.75

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Solution

The fourth proportional to 75,174.06, 112,798.14 and 35,195.75 is: 52,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,174.06 : 112,798.14 = 35,195.75 : x
  2. Step 2: Convert to fraction form
    75,174.06/112,798.14 = 35,195.75/x
  3. Step 3: Cross multiply
    75,174.06x = 112,798.14 × 35,195.75
  4. Step 4: Simplify right side
    75,174.06x = 3,970,015,135.91
  5. Step 5: Solve for x
    x = 3,970,015,135.91/75,174.06
  6. Step 6: Final answer
    x = 52,810.97

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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.