Home / 170,908.05-256,358.70-51,046.18

Finding the Fourth Proportional to 170,908.05, 256,358.70 and 51,046.18

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Solution

The fourth proportional to 170,908.05, 256,358.70 and 51,046.18 is: 76,568.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,908.05 : 256,358.70 = 51,046.18 : x
  2. Step 2: Convert to fraction form
    170,908.05/256,358.70 = 51,046.18/x
  3. Step 3: Cross multiply
    170,908.05x = 256,358.70 × 51,046.18
  4. Step 4: Simplify right side
    170,908.05x = 13,086,131,703.87
  5. Step 5: Solve for x
    x = 13,086,131,703.87/170,908.05
  6. Step 6: Final answer
    x = 76,568.26

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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.