Home / 165,947.10-248,920.65-148,839.90

Finding the Fourth Proportional to 165,947.10, 248,920.65 and 148,839.90

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Solution

The fourth proportional to 165,947.10, 248,920.65 and 148,839.90 is: 223,259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,947.10 : 248,920.65 = 148,839.90 : x
  2. Step 2: Convert to fraction form
    165,947.10/248,920.65 = 148,839.90/x
  3. Step 3: Cross multiply
    165,947.10x = 248,920.65 × 148,839.90
  4. Step 4: Simplify right side
    165,947.10x = 37,049,324,653.94
  5. Step 5: Solve for x
    x = 37,049,324,653.94/165,947.10
  6. Step 6: Final answer
    x = 223,259.85

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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.