Home / 217,318.28-325,899.66-117,552.20

Finding the Fourth Proportional to 217,318.28, 325,899.66 and 117,552.20

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Solution

The fourth proportional to 217,318.28, 325,899.66 and 117,552.20 is: 176,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,318.28 : 325,899.66 = 117,552.20 : x
  2. Step 2: Convert to fraction form
    217,318.28/325,899.66 = 117,552.20/x
  3. Step 3: Cross multiply
    217,318.28x = 325,899.66 × 117,552.20
  4. Step 4: Simplify right side
    217,318.28x = 38,310,222,012.25
  5. Step 5: Solve for x
    x = 38,310,222,012.25/217,318.28
  6. Step 6: Final answer
    x = 176,286.24

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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.