Home / 144,184.27-198,945.44-80,512.27

Finding the Fourth Proportional to 144,184.27, 198,945.44 and 80,512.27

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Solution

The fourth proportional to 144,184.27, 198,945.44 and 80,512.27 is: 111,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,184.27 : 198,945.44 = 80,512.27 : x
  2. Step 2: Convert to fraction form
    144,184.27/198,945.44 = 80,512.27/x
  3. Step 3: Cross multiply
    144,184.27x = 198,945.44 × 80,512.27
  4. Step 4: Simplify right side
    144,184.27x = 16,017,548,577.99
  5. Step 5: Solve for x
    x = 16,017,548,577.99/144,184.27
  6. Step 6: Final answer
    x = 111,090.82

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1.5x scale

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.