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Finding the Fourth Proportional to 150,556.45, 225,862.35 and 122,723.45

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Solution

The fourth proportional to 150,556.45, 225,862.35 and 122,723.45 is: 184,107.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,556.45 : 225,862.35 = 122,723.45 : x
  2. Step 2: Convert to fraction form
    150,556.45/225,862.35 = 122,723.45/x
  3. Step 3: Cross multiply
    150,556.45x = 225,862.35 × 122,723.45
  4. Step 4: Simplify right side
    150,556.45x = 27,718,607,690.20
  5. Step 5: Solve for x
    x = 27,718,607,690.20/150,556.45
  6. Step 6: Final answer
    x = 184,107.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.