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Finding the Fourth Proportional to 228,033, 314,680.86 and 126,062.73

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Solution

The fourth proportional to 228,033, 314,680.86 and 126,062.73 is: 173,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,033 : 314,680.86 = 126,062.73 : x
  2. Step 2: Convert to fraction form
    228,033/314,680.86 = 126,062.73/x
  3. Step 3: Cross multiply
    228,033x = 314,680.86 × 126,062.73
  4. Step 4: Simplify right side
    228,033x = 39,669,528,290.35
  5. Step 5: Solve for x
    x = 39,669,528,290.35/228,033
  6. Step 6: Final answer
    x = 173,963.98

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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.