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Finding the Fourth Proportional to 136,617.84, 204,927.27 and 41,847.64

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Solution

The fourth proportional to 136,617.84, 204,927.27 and 41,847.64 is: 62,771.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,617.84 : 204,927.27 = 41,847.64 : x
  2. Step 2: Convert to fraction form
    136,617.84/204,927.27 = 41,847.64/x
  3. Step 3: Cross multiply
    136,617.84x = 204,927.27 × 41,847.64
  4. Step 4: Simplify right side
    136,617.84x = 8,575,721,951.90
  5. Step 5: Solve for x
    x = 8,575,721,951.90/136,617.84
  6. Step 6: Final answer
    x = 62,771.61

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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.