Home / 75,758.13-104,552.46-41,769.72

Finding the Fourth Proportional to 75,758.13, 104,552.46 and 41,769.72

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Solution

The fourth proportional to 75,758.13, 104,552.46 and 41,769.72 is: 57,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,758.13 : 104,552.46 = 41,769.72 : x
  2. Step 2: Convert to fraction form
    75,758.13/104,552.46 = 41,769.72/x
  3. Step 3: Cross multiply
    75,758.13x = 104,552.46 × 41,769.72
  4. Step 4: Simplify right side
    75,758.13x = 4,367,126,979.51
  5. Step 5: Solve for x
    x = 4,367,126,979.51/75,758.13
  6. Step 6: Final answer
    x = 57,645.65

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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.