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Finding the Fourth Proportional to 79,893.90, 110,248.83 and 44,087.28

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Solution

The fourth proportional to 79,893.90, 110,248.83 and 44,087.28 is: 60,837.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,893.90 : 110,248.83 = 44,087.28 : x
  2. Step 2: Convert to fraction form
    79,893.90/110,248.83 = 44,087.28/x
  3. Step 3: Cross multiply
    79,893.90x = 110,248.83 × 44,087.28
  4. Step 4: Simplify right side
    79,893.90x = 4,860,571,037.88
  5. Step 5: Solve for x
    x = 4,860,571,037.88/79,893.90
  6. Step 6: Final answer
    x = 60,837.82

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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.