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Finding the Fourth Proportional to 227,064, 313,358.04 and 126,462

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Solution

The fourth proportional to 227,064, 313,358.04 and 126,462 is: 174,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,064 : 313,358.04 = 126,462 : x
  2. Step 2: Convert to fraction form
    227,064/313,358.04 = 126,462/x
  3. Step 3: Cross multiply
    227,064x = 313,358.04 × 126,462
  4. Step 4: Simplify right side
    227,064x = 39,627,884,454.48
  5. Step 5: Solve for x
    x = 39,627,884,454.48/227,064
  6. Step 6: Final answer
    x = 174,522.97

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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.