Home / 227,150.18-313,469.35-125,179.29

Finding the Fourth Proportional to 227,150.18, 313,469.35 and 125,179.29

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Solution

The fourth proportional to 227,150.18, 313,469.35 and 125,179.29 is: 172,748.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,150.18 : 313,469.35 = 125,179.29 : x
  2. Step 2: Convert to fraction form
    227,150.18/313,469.35 = 125,179.29/x
  3. Step 3: Cross multiply
    227,150.18x = 313,469.35 × 125,179.29
  4. Step 4: Simplify right side
    227,150.18x = 39,239,870,356.81
  5. Step 5: Solve for x
    x = 39,239,870,356.81/227,150.18
  6. Step 6: Final answer
    x = 172,748.58

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1.5x scale

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.