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Finding the Fourth Proportional to 277,954.12, 416,927.08 and 88,425.97

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Solution

The fourth proportional to 277,954.12, 416,927.08 and 88,425.97 is: 132,637.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,954.12 : 416,927.08 = 88,425.97 : x
  2. Step 2: Convert to fraction form
    277,954.12/416,927.08 = 88,425.97/x
  3. Step 3: Cross multiply
    277,954.12x = 416,927.08 × 88,425.97
  4. Step 4: Simplify right side
    277,954.12x = 36,867,181,468.27
  5. Step 5: Solve for x
    x = 36,867,181,468.27/277,954.12
  6. Step 6: Final answer
    x = 132,637.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.