Home / 221,246.94-305,317.92-125,747.34

Finding the Fourth Proportional to 221,246.94, 305,317.92 and 125,747.34

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Solution

The fourth proportional to 221,246.94, 305,317.92 and 125,747.34 is: 173,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,246.94 : 305,317.92 = 125,747.34 : x
  2. Step 2: Convert to fraction form
    221,246.94/305,317.92 = 125,747.34/x
  3. Step 3: Cross multiply
    221,246.94x = 305,317.92 × 125,747.34
  4. Step 4: Simplify right side
    221,246.94x = 38,392,916,294.33
  5. Step 5: Solve for x
    x = 38,392,916,294.33/221,246.94
  6. Step 6: Final answer
    x = 173,529.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.