Home / 227,345.75-313,730.37-125,371.20

Finding the Fourth Proportional to 227,345.75, 313,730.37 and 125,371.20

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Solution

The fourth proportional to 227,345.75, 313,730.37 and 125,371.20 is: 173,008.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,345.75 : 313,730.37 = 125,371.20 : x
  2. Step 2: Convert to fraction form
    227,345.75/313,730.37 = 125,371.20/x
  3. Step 3: Cross multiply
    227,345.75x = 313,730.37 × 125,371.20
  4. Step 4: Simplify right side
    227,345.75x = 39,332,752,963.34
  5. Step 5: Solve for x
    x = 39,332,752,963.34/227,345.75
  6. Step 6: Final answer
    x = 173,008.53

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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.