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Finding the Fourth Proportional to 227,061.52, 313,354.58 and 126,459.52

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Solution

The fourth proportional to 227,061.52, 313,354.58 and 126,459.52 is: 174,519.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,061.52 : 313,354.58 = 126,459.52 : x
  2. Step 2: Convert to fraction form
    227,061.52/313,354.58 = 126,459.52/x
  3. Step 3: Cross multiply
    227,061.52x = 313,354.58 × 126,459.52
  4. Step 4: Simplify right side
    227,061.52x = 39,626,669,776.60
  5. Step 5: Solve for x
    x = 39,626,669,776.60/227,061.52
  6. Step 6: Final answer
    x = 174,519.53

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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.