Home / 74,865.87-112,327.97-35,456.13

Finding the Fourth Proportional to 74,865.87, 112,327.97 and 35,456.13

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Solution

The fourth proportional to 74,865.87, 112,327.97 and 35,456.13 is: 53,198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,865.87 : 112,327.97 = 35,456.13 : x
  2. Step 2: Convert to fraction form
    74,865.87/112,327.97 = 35,456.13/x
  3. Step 3: Cross multiply
    74,865.87x = 112,327.97 × 35,456.13
  4. Step 4: Simplify right side
    74,865.87x = 3,982,714,929.68
  5. Step 5: Solve for x
    x = 3,982,714,929.68/74,865.87
  6. Step 6: Final answer
    x = 53,198.01

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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.