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Finding the Fourth Proportional to 68,747.22, 94,759.74 and 48,571.74

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Solution

The fourth proportional to 68,747.22, 94,759.74 and 48,571.74 is: 66,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,747.22 : 94,759.74 = 48,571.74 : x
  2. Step 2: Convert to fraction form
    68,747.22/94,759.74 = 48,571.74/x
  3. Step 3: Cross multiply
    68,747.22x = 94,759.74 × 48,571.74
  4. Step 4: Simplify right side
    68,747.22x = 4,602,645,453.75
  5. Step 5: Solve for x
    x = 4,602,645,453.75/68,747.22
  6. Step 6: Final answer
    x = 66,950.28

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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.