Home / 143,823.73-215,766.74-55,077.24

Finding the Fourth Proportional to 143,823.73, 215,766.74 and 55,077.24

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Solution

The fourth proportional to 143,823.73, 215,766.74 and 55,077.24 is: 82,627.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,823.73 : 215,766.74 = 55,077.24 : x
  2. Step 2: Convert to fraction form
    143,823.73/215,766.74 = 55,077.24/x
  3. Step 3: Cross multiply
    143,823.73x = 215,766.74 × 55,077.24
  4. Step 4: Simplify right side
    143,823.73x = 11,883,836,553.16
  5. Step 5: Solve for x
    x = 11,883,836,553.16/143,823.73
  6. Step 6: Final answer
    x = 82,627.79

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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.