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Finding the Fourth Proportional to 79,808.00, 110,135.77 and 43,999.29

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Solution

The fourth proportional to 79,808.00, 110,135.77 and 43,999.29 is: 60,719.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,808.00 : 110,135.77 = 43,999.29 : x
  2. Step 2: Convert to fraction form
    79,808.00/110,135.77 = 43,999.29/x
  3. Step 3: Cross multiply
    79,808.00x = 110,135.77 × 43,999.29
  4. Step 4: Simplify right side
    79,808.00x = 4,845,895,573.61
  5. Step 5: Solve for x
    x = 4,845,895,573.61/79,808.00
  6. Step 6: Final answer
    x = 60,719.43

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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.