Home / 88,464.22-122,197.42-65,540.56

Finding the Fourth Proportional to 88,464.22, 122,197.42 and 65,540.56

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Solution

The fourth proportional to 88,464.22, 122,197.42 and 65,540.56 is: 90,532.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,464.22 : 122,197.42 = 65,540.56 : x
  2. Step 2: Convert to fraction form
    88,464.22/122,197.42 = 65,540.56/x
  3. Step 3: Cross multiply
    88,464.22x = 122,197.42 × 65,540.56
  4. Step 4: Simplify right side
    88,464.22x = 8,008,887,337.36
  5. Step 5: Solve for x
    x = 8,008,887,337.36/88,464.22
  6. Step 6: Final answer
    x = 90,532.50

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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.