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Finding the Fourth Proportional to 227,604.78, 314,094.63 and 125,630.27

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Solution

The fourth proportional to 227,604.78, 314,094.63 and 125,630.27 is: 173,369.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,604.78 : 314,094.63 = 125,630.27 : x
  2. Step 2: Convert to fraction form
    227,604.78/314,094.63 = 125,630.27/x
  3. Step 3: Cross multiply
    227,604.78x = 314,094.63 × 125,630.27
  4. Step 4: Simplify right side
    227,604.78x = 39,459,793,486.57
  5. Step 5: Solve for x
    x = 39,459,793,486.57/227,604.78
  6. Step 6: Final answer
    x = 173,369.79

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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.