Home / 215,947.80-298,005.94-119,152.54

Finding the Fourth Proportional to 215,947.80, 298,005.94 and 119,152.54

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Solution

The fourth proportional to 215,947.80, 298,005.94 and 119,152.54 is: 164,429.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,947.80 : 298,005.94 = 119,152.54 : x
  2. Step 2: Convert to fraction form
    215,947.80/298,005.94 = 119,152.54/x
  3. Step 3: Cross multiply
    215,947.80x = 298,005.94 × 119,152.54
  4. Step 4: Simplify right side
    215,947.80x = 35,508,165,375.44
  5. Step 5: Solve for x
    x = 35,508,165,375.44/215,947.80
  6. Step 6: Final answer
    x = 164,429.39

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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.