Home / 144,596.31-199,540.85-80,059.38

Finding the Fourth Proportional to 144,596.31, 199,540.85 and 80,059.38

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Solution

The fourth proportional to 144,596.31, 199,540.85 and 80,059.38 is: 110,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,596.31 : 199,540.85 = 80,059.38 : x
  2. Step 2: Convert to fraction form
    144,596.31/199,540.85 = 80,059.38/x
  3. Step 3: Cross multiply
    144,596.31x = 199,540.85 × 80,059.38
  4. Step 4: Simplify right side
    144,596.31x = 15,975,116,335.38
  5. Step 5: Solve for x
    x = 15,975,116,335.38/144,596.31
  6. Step 6: Final answer
    x = 110,480.80

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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.