Home / 143,922.24-215,897.76-44,081.28

Finding the Fourth Proportional to 143,922.24, 215,897.76 and 44,081.28

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Solution

The fourth proportional to 143,922.24, 215,897.76 and 44,081.28 is: 66,126.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,922.24 : 215,897.76 = 44,081.28 : x
  2. Step 2: Convert to fraction form
    143,922.24/215,897.76 = 44,081.28/x
  3. Step 3: Cross multiply
    143,922.24x = 215,897.76 × 44,081.28
  4. Step 4: Simplify right side
    143,922.24x = 9,517,049,609.93
  5. Step 5: Solve for x
    x = 9,517,049,609.93/143,922.24
  6. Step 6: Final answer
    x = 66,126.33

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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.