Home / 213,351.74-320,228.49-108,246.14

Finding the Fourth Proportional to 213,351.74, 320,228.49 and 108,246.14

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Solution

The fourth proportional to 213,351.74, 320,228.49 and 108,246.14 is: 162,471.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,351.74 : 320,228.49 = 108,246.14 : x
  2. Step 2: Convert to fraction form
    213,351.74/320,228.49 = 108,246.14/x
  3. Step 3: Cross multiply
    213,351.74x = 320,228.49 × 108,246.14
  4. Step 4: Simplify right side
    213,351.74x = 34,663,497,960.53
  5. Step 5: Solve for x
    x = 34,663,497,960.53/213,351.74
  6. Step 6: Final answer
    x = 162,471.13

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1.5x scale

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.