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Finding the Fourth Proportional to 79,855.48, 110,180.28 and 58,597.84

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Solution

The fourth proportional to 79,855.48, 110,180.28 and 58,597.84 is: 80,850.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,855.48 : 110,180.28 = 58,597.84 : x
  2. Step 2: Convert to fraction form
    79,855.48/110,180.28 = 58,597.84/x
  3. Step 3: Cross multiply
    79,855.48x = 110,180.28 × 58,597.84
  4. Step 4: Simplify right side
    79,855.48x = 6,456,326,418.60
  5. Step 5: Solve for x
    x = 6,456,326,418.60/79,855.48
  6. Step 6: Final answer
    x = 80,850.14

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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.