Home / 144,397.44-199,267.92-80,735.04

Finding the Fourth Proportional to 144,397.44, 199,267.92 and 80,735.04

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Solution

The fourth proportional to 144,397.44, 199,267.92 and 80,735.04 is: 111,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,397.44 : 199,267.92 = 80,735.04 : x
  2. Step 2: Convert to fraction form
    144,397.44/199,267.92 = 80,735.04/x
  3. Step 3: Cross multiply
    144,397.44x = 199,267.92 × 80,735.04
  4. Step 4: Simplify right side
    144,397.44x = 16,087,903,491.92
  5. Step 5: Solve for x
    x = 16,087,903,491.92/144,397.44
  6. Step 6: Final answer
    x = 111,414.05

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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.