Home / 143,624.77-215,451.90-54,952.85

Finding the Fourth Proportional to 143,624.77, 215,451.90 and 54,952.85

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Solution

The fourth proportional to 143,624.77, 215,451.90 and 54,952.85 is: 82,434.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,624.77 : 215,451.90 = 54,952.85 : x
  2. Step 2: Convert to fraction form
    143,624.77/215,451.90 = 54,952.85/x
  3. Step 3: Cross multiply
    143,624.77x = 215,451.90 × 54,952.85
  4. Step 4: Simplify right side
    143,624.77x = 11,839,696,481.54
  5. Step 5: Solve for x
    x = 11,839,696,481.54/143,624.77
  6. Step 6: Final answer
    x = 82,434.92

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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.