Home / 143,922.12-215,883.72-44,081.92

Finding the Fourth Proportional to 143,922.12, 215,883.72 and 44,081.92

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Solution

The fourth proportional to 143,922.12, 215,883.72 and 44,081.92 is: 66,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,922.12 : 215,883.72 = 44,081.92 : x
  2. Step 2: Convert to fraction form
    143,922.12/215,883.72 = 44,081.92/x
  3. Step 3: Cross multiply
    143,922.12x = 215,883.72 × 44,081.92
  4. Step 4: Simplify right side
    143,922.12x = 9,516,568,874.34
  5. Step 5: Solve for x
    x = 9,516,568,874.34/143,922.12
  6. Step 6: Final answer
    x = 66,123.05

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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.