Home / 88,616.24-122,289.85-50,375.79

Finding the Fourth Proportional to 88,616.24, 122,289.85 and 50,375.79

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Solution

The fourth proportional to 88,616.24, 122,289.85 and 50,375.79 is: 69,518.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,616.24 : 122,289.85 = 50,375.79 : x
  2. Step 2: Convert to fraction form
    88,616.24/122,289.85 = 50,375.79/x
  3. Step 3: Cross multiply
    88,616.24x = 122,289.85 × 50,375.79
  4. Step 4: Simplify right side
    88,616.24x = 6,160,448,027.58
  5. Step 5: Solve for x
    x = 6,160,448,027.58/88,616.24
  6. Step 6: Final answer
    x = 69,518.27

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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.