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Finding the Fourth Proportional to 79,761.02, 110,075.11 and 43,951.03

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Solution

The fourth proportional to 79,761.02, 110,075.11 and 43,951.03 is: 60,655.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,761.02 : 110,075.11 = 43,951.03 : x
  2. Step 2: Convert to fraction form
    79,761.02/110,075.11 = 43,951.03/x
  3. Step 3: Cross multiply
    79,761.02x = 110,075.11 × 43,951.03
  4. Step 4: Simplify right side
    79,761.02x = 4,837,914,076.80
  5. Step 5: Solve for x
    x = 4,837,914,076.80/79,761.02
  6. Step 6: Final answer
    x = 60,655.12

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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.