Home / 213,115.52-294,091.44-117,620.48

Finding the Fourth Proportional to 213,115.52, 294,091.44 and 117,620.48

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Solution

The fourth proportional to 213,115.52, 294,091.44 and 117,620.48 is: 162,311.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,115.52 : 294,091.44 = 117,620.48 : x
  2. Step 2: Convert to fraction form
    213,115.52/294,091.44 = 117,620.48/x
  3. Step 3: Cross multiply
    213,115.52x = 294,091.44 × 117,620.48
  4. Step 4: Simplify right side
    213,115.52x = 34,591,176,336.69
  5. Step 5: Solve for x
    x = 34,591,176,336.69/213,115.52
  6. Step 6: Final answer
    x = 162,311.86

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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.