Home / 227,051.52-313,327.38-125,086.68

Finding the Fourth Proportional to 227,051.52, 313,327.38 and 125,086.68

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Solution

The fourth proportional to 227,051.52, 313,327.38 and 125,086.68 is: 172,617.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,051.52 : 313,327.38 = 125,086.68 : x
  2. Step 2: Convert to fraction form
    227,051.52/313,327.38 = 125,086.68/x
  3. Step 3: Cross multiply
    227,051.52x = 313,327.38 × 125,086.68
  4. Step 4: Simplify right side
    227,051.52x = 39,193,081,717.30
  5. Step 5: Solve for x
    x = 39,193,081,717.30/227,051.52
  6. Step 6: Final answer
    x = 172,617.57

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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.