Home / 113,249.74-169,874.64-33,287.72

Finding the Fourth Proportional to 113,249.74, 169,874.64 and 33,287.72

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Solution

The fourth proportional to 113,249.74, 169,874.64 and 33,287.72 is: 49,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,249.74 : 169,874.64 = 33,287.72 : x
  2. Step 2: Convert to fraction form
    113,249.74/169,874.64 = 33,287.72/x
  3. Step 3: Cross multiply
    113,249.74x = 169,874.64 × 33,287.72
  4. Step 4: Simplify right side
    113,249.74x = 5,654,739,451.42
  5. Step 5: Solve for x
    x = 5,654,739,451.42/113,249.74
  6. Step 6: Final answer
    x = 49,931.59

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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.