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Finding the Fourth Proportional to 79,896.73, 110,253.78 and 45,881.28

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Solution

The fourth proportional to 79,896.73, 110,253.78 and 45,881.28 is: 63,314.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,896.73 : 110,253.78 = 45,881.28 : x
  2. Step 2: Convert to fraction form
    79,896.73/110,253.78 = 45,881.28/x
  3. Step 3: Cross multiply
    79,896.73x = 110,253.78 × 45,881.28
  4. Step 4: Simplify right side
    79,896.73x = 5,058,583,999.97
  5. Step 5: Solve for x
    x = 5,058,583,999.97/79,896.73
  6. Step 6: Final answer
    x = 63,314.03

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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.