Home / 179,973.11-269,791.38-80,079.05

Finding the Fourth Proportional to 179,973.11, 269,791.38 and 80,079.05

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Solution

The fourth proportional to 179,973.11, 269,791.38 and 80,079.05 is: 120,043.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,973.11 : 269,791.38 = 80,079.05 : x
  2. Step 2: Convert to fraction form
    179,973.11/269,791.38 = 80,079.05/x
  3. Step 3: Cross multiply
    179,973.11x = 269,791.38 × 80,079.05
  4. Step 4: Simplify right side
    179,973.11x = 21,604,636,059.63
  5. Step 5: Solve for x
    x = 21,604,636,059.63/179,973.11
  6. Step 6: Final answer
    x = 120,043.69

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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.