Home / 213,449.15-294,548.22-117,949.69

Finding the Fourth Proportional to 213,449.15, 294,548.22 and 117,949.69

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Solution

The fourth proportional to 213,449.15, 294,548.22 and 117,949.69 is: 162,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,449.15 : 294,548.22 = 117,949.69 : x
  2. Step 2: Convert to fraction form
    213,449.15/294,548.22 = 117,949.69/x
  3. Step 3: Cross multiply
    213,449.15x = 294,548.22 × 117,949.69
  4. Step 4: Simplify right side
    213,449.15x = 34,741,870,502.68
  5. Step 5: Solve for x
    x = 34,741,870,502.68/213,449.15
  6. Step 6: Final answer
    x = 162,764.15

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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.