Home / 227,150.69-313,470.02-125,179.81

Finding the Fourth Proportional to 227,150.69, 313,470.02 and 125,179.81

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Solution

The fourth proportional to 227,150.69, 313,470.02 and 125,179.81 is: 172,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,150.69 : 313,470.02 = 125,179.81 : x
  2. Step 2: Convert to fraction form
    227,150.69/313,470.02 = 125,179.81/x
  3. Step 3: Cross multiply
    227,150.69x = 313,470.02 × 125,179.81
  4. Step 4: Simplify right side
    227,150.69x = 39,240,115,351.05
  5. Step 5: Solve for x
    x = 39,240,115,351.05/227,150.69
  6. Step 6: Final answer
    x = 172,749.27

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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.