Home / 75,714.89-113,529.97-35,145.14

Finding the Fourth Proportional to 75,714.89, 113,529.97 and 35,145.14

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Solution

The fourth proportional to 75,714.89, 113,529.97 and 35,145.14 is: 52,698.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,714.89 : 113,529.97 = 35,145.14 : x
  2. Step 2: Convert to fraction form
    75,714.89/113,529.97 = 35,145.14/x
  3. Step 3: Cross multiply
    75,714.89x = 113,529.97 × 35,145.14
  4. Step 4: Simplify right side
    75,714.89x = 3,990,026,034.33
  5. Step 5: Solve for x
    x = 3,990,026,034.33/75,714.89
  6. Step 6: Final answer
    x = 52,698.03

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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.