Home / 144,273.36-199,093.56-80,611.68

Finding the Fourth Proportional to 144,273.36, 199,093.56 and 80,611.68

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Solution

The fourth proportional to 144,273.36, 199,093.56 and 80,611.68 is: 111,242.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,273.36 : 199,093.56 = 80,611.68 : x
  2. Step 2: Convert to fraction form
    144,273.36/199,093.56 = 80,611.68/x
  3. Step 3: Cross multiply
    144,273.36x = 199,093.56 × 80,611.68
  4. Step 4: Simplify right side
    144,273.36x = 16,049,266,348.78
  5. Step 5: Solve for x
    x = 16,049,266,348.78/144,273.36
  6. Step 6: Final answer
    x = 111,242.06

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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.