Home / 217,025.28-325,658.88-117,183.36

Finding the Fourth Proportional to 217,025.28, 325,658.88 and 117,183.36

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Solution

The fourth proportional to 217,025.28, 325,658.88 and 117,183.36 is: 175,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,025.28 : 325,658.88 = 117,183.36 : x
  2. Step 2: Convert to fraction form
    217,025.28/325,658.88 = 117,183.36/x
  3. Step 3: Cross multiply
    217,025.28x = 325,658.88 × 117,183.36
  4. Step 4: Simplify right side
    217,025.28x = 38,161,801,772.24
  5. Step 5: Solve for x
    x = 38,161,801,772.24/217,025.28
  6. Step 6: Final answer
    x = 175,840.35

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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.