Home / 143,081.88-214,660.98-49,587.54

Finding the Fourth Proportional to 143,081.88, 214,660.98 and 49,587.54

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Solution

The fourth proportional to 143,081.88, 214,660.98 and 49,587.54 is: 74,394.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,081.88 : 214,660.98 = 49,587.54 : x
  2. Step 2: Convert to fraction form
    143,081.88/214,660.98 = 49,587.54/x
  3. Step 3: Cross multiply
    143,081.88x = 214,660.98 × 49,587.54
  4. Step 4: Simplify right side
    143,081.88x = 10,644,509,932.19
  5. Step 5: Solve for x
    x = 10,644,509,932.19/143,081.88
  6. Step 6: Final answer
    x = 74,394.54

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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.