Home / 272,261.20-408,537.60-122,524.60

Finding the Fourth Proportional to 272,261.20, 408,537.60 and 122,524.60

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Solution

The fourth proportional to 272,261.20, 408,537.60 and 122,524.60 is: 183,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,261.20 : 408,537.60 = 122,524.60 : x
  2. Step 2: Convert to fraction form
    272,261.20/408,537.60 = 122,524.60/x
  3. Step 3: Cross multiply
    272,261.20x = 408,537.60 × 122,524.60
  4. Step 4: Simplify right side
    272,261.20x = 50,055,906,024.96
  5. Step 5: Solve for x
    x = 50,055,906,024.96/272,261.20
  6. Step 6: Final answer
    x = 183,852.51

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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.