Home / 143,198.46-214,781.07-38,025.66

Finding the Fourth Proportional to 143,198.46, 214,781.07 and 38,025.66

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Solution

The fourth proportional to 143,198.46, 214,781.07 and 38,025.66 is: 57,034.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,198.46 : 214,781.07 = 38,025.66 : x
  2. Step 2: Convert to fraction form
    143,198.46/214,781.07 = 38,025.66/x
  3. Step 3: Cross multiply
    143,198.46x = 214,781.07 × 38,025.66
  4. Step 4: Simplify right side
    143,198.46x = 8,167,191,942.26
  5. Step 5: Solve for x
    x = 8,167,191,942.26/143,198.46
  6. Step 6: Final answer
    x = 57,034.08

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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.