Home / 213,882.36-295,164.60-123,231.12

Finding the Fourth Proportional to 213,882.36, 295,164.60 and 123,231.12

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Solution

The fourth proportional to 213,882.36, 295,164.60 and 123,231.12 is: 170,062.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,882.36 : 295,164.60 = 123,231.12 : x
  2. Step 2: Convert to fraction form
    213,882.36/295,164.60 = 123,231.12/x
  3. Step 3: Cross multiply
    213,882.36x = 295,164.60 × 123,231.12
  4. Step 4: Simplify right side
    213,882.36x = 36,373,464,242.35
  5. Step 5: Solve for x
    x = 36,373,464,242.35/213,882.36
  6. Step 6: Final answer
    x = 170,062.95

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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.