Home / 195,715.72-270,088.73-109,674.90

Finding the Fourth Proportional to 195,715.72, 270,088.73 and 109,674.90

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Solution

The fourth proportional to 195,715.72, 270,088.73 and 109,674.90 is: 151,351.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,715.72 : 270,088.73 = 109,674.90 : x
  2. Step 2: Convert to fraction form
    195,715.72/270,088.73 = 109,674.90/x
  3. Step 3: Cross multiply
    195,715.72x = 270,088.73 × 109,674.90
  4. Step 4: Simplify right side
    195,715.72x = 29,621,954,453.88
  5. Step 5: Solve for x
    x = 29,621,954,453.88/195,715.72
  6. Step 6: Final answer
    x = 151,351.94

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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.