Home / 144,097.23-198,853.41-83,682.73

Finding the Fourth Proportional to 144,097.23, 198,853.41 and 83,682.73

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Solution

The fourth proportional to 144,097.23, 198,853.41 and 83,682.73 is: 115,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,097.23 : 198,853.41 = 83,682.73 : x
  2. Step 2: Convert to fraction form
    144,097.23/198,853.41 = 83,682.73/x
  3. Step 3: Cross multiply
    144,097.23x = 198,853.41 × 83,682.73
  4. Step 4: Simplify right side
    144,097.23x = 16,640,595,721.48
  5. Step 5: Solve for x
    x = 16,640,595,721.48/144,097.23
  6. Step 6: Final answer
    x = 115,481.72

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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.