Home / 88,749.54-122,266.22-61,843.22

Finding the Fourth Proportional to 88,749.54, 122,266.22 and 61,843.22

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Solution

The fourth proportional to 88,749.54, 122,266.22 and 61,843.22 is: 85,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,749.54 : 122,266.22 = 61,843.22 : x
  2. Step 2: Convert to fraction form
    88,749.54/122,266.22 = 61,843.22/x
  3. Step 3: Cross multiply
    88,749.54x = 122,266.22 × 61,843.22
  4. Step 4: Simplify right side
    88,749.54x = 7,561,336,742.03
  5. Step 5: Solve for x
    x = 7,561,336,742.03/88,749.54
  6. Step 6: Final answer
    x = 85,198.60

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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.