Home / 122,187.36-183,229.20-43,321.44

Finding the Fourth Proportional to 122,187.36, 183,229.20 and 43,321.44

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Solution

The fourth proportional to 122,187.36, 183,229.20 and 43,321.44 is: 64,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,187.36 : 183,229.20 = 43,321.44 : x
  2. Step 2: Convert to fraction form
    122,187.36/183,229.20 = 43,321.44/x
  3. Step 3: Cross multiply
    122,187.36x = 183,229.20 × 43,321.44
  4. Step 4: Simplify right side
    122,187.36x = 7,937,752,794.05
  5. Step 5: Solve for x
    x = 7,937,752,794.05/122,187.36
  6. Step 6: Final answer
    x = 64,963.78

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1.5x scale

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.