Home / 165,947.92-229,007.70-90,496.44

Finding the Fourth Proportional to 165,947.92, 229,007.70 and 90,496.44

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Solution

The fourth proportional to 165,947.92, 229,007.70 and 90,496.44 is: 124,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,947.92 : 229,007.70 = 90,496.44 : x
  2. Step 2: Convert to fraction form
    165,947.92/229,007.70 = 90,496.44/x
  3. Step 3: Cross multiply
    165,947.92x = 229,007.70 × 90,496.44
  4. Step 4: Simplify right side
    165,947.92x = 20,724,381,582.59
  5. Step 5: Solve for x
    x = 20,724,381,582.59/165,947.92
  6. Step 6: Final answer
    x = 124,884.85

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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.