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Finding the Fourth Proportional to 227,272.59, 313,638.21 and 125,301.67

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Solution

The fourth proportional to 227,272.59, 313,638.21 and 125,301.67 is: 172,917.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,272.59 : 313,638.21 = 125,301.67 : x
  2. Step 2: Convert to fraction form
    227,272.59/313,638.21 = 125,301.67/x
  3. Step 3: Cross multiply
    227,272.59x = 313,638.21 × 125,301.67
  4. Step 4: Simplify right side
    227,272.59x = 39,299,390,704.72
  5. Step 5: Solve for x
    x = 39,299,390,704.72/227,272.59
  6. Step 6: Final answer
    x = 172,917.42

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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.