Home / 356,202.72-491,565.24-195,055.20

Finding the Fourth Proportional to 356,202.72, 491,565.24 and 195,055.20

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Solution

The fourth proportional to 356,202.72, 491,565.24 and 195,055.20 is: 269,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,202.72 : 491,565.24 = 195,055.20 : x
  2. Step 2: Convert to fraction form
    356,202.72/491,565.24 = 195,055.20/x
  3. Step 3: Cross multiply
    356,202.72x = 491,565.24 × 195,055.20
  4. Step 4: Simplify right side
    356,202.72x = 95,882,356,201.25
  5. Step 5: Solve for x
    x = 95,882,356,201.25/356,202.72
  6. Step 6: Final answer
    x = 269,179.18

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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.