Home / 134,939.38-202,479.12-55,035.97

Finding the Fourth Proportional to 134,939.38, 202,479.12 and 55,035.97

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Solution

The fourth proportional to 134,939.38, 202,479.12 and 55,035.97 is: 82,582.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,939.38 : 202,479.12 = 55,035.97 : x
  2. Step 2: Convert to fraction form
    134,939.38/202,479.12 = 55,035.97/x
  3. Step 3: Cross multiply
    134,939.38x = 202,479.12 × 55,035.97
  4. Step 4: Simplify right side
    134,939.38x = 11,143,634,773.95
  5. Step 5: Solve for x
    x = 11,143,634,773.95/134,939.38
  6. Step 6: Final answer
    x = 82,582.53

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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.