Home / 144,591.38-199,536.06-80,929.16

Finding the Fourth Proportional to 144,591.38, 199,536.06 and 80,929.16

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Solution

The fourth proportional to 144,591.38, 199,536.06 and 80,929.16 is: 111,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,591.38 : 199,536.06 = 80,929.16 : x
  2. Step 2: Convert to fraction form
    144,591.38/199,536.06 = 80,929.16/x
  3. Step 3: Cross multiply
    144,591.38x = 199,536.06 × 80,929.16
  4. Step 4: Simplify right side
    144,591.38x = 16,148,285,725.51
  5. Step 5: Solve for x
    x = 16,148,285,725.51/144,591.38
  6. Step 6: Final answer
    x = 111,682.22

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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.