Home / 170,936.24-256,496.16-71,165.30

Finding the Fourth Proportional to 170,936.24, 256,496.16 and 71,165.30

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Solution

The fourth proportional to 170,936.24, 256,496.16 and 71,165.30 is: 106,786.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,936.24 : 256,496.16 = 71,165.30 : x
  2. Step 2: Convert to fraction form
    170,936.24/256,496.16 = 71,165.30/x
  3. Step 3: Cross multiply
    170,936.24x = 256,496.16 × 71,165.30
  4. Step 4: Simplify right side
    170,936.24x = 18,253,626,175.25
  5. Step 5: Solve for x
    x = 18,253,626,175.25/170,936.24
  6. Step 6: Final answer
    x = 106,786.17

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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.