Home / 227,238.81-313,575.45-125,259

Finding the Fourth Proportional to 227,238.81, 313,575.45 and 125,259

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Solution

The fourth proportional to 227,238.81, 313,575.45 and 125,259 is: 172,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,238.81 : 313,575.45 = 125,259 : x
  2. Step 2: Convert to fraction form
    227,238.81/313,575.45 = 125,259/x
  3. Step 3: Cross multiply
    227,238.81x = 313,575.45 × 125,259
  4. Step 4: Simplify right side
    227,238.81x = 39,278,147,291.55
  5. Step 5: Solve for x
    x = 39,278,147,291.55/227,238.81
  6. Step 6: Final answer
    x = 172,849.64

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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.