Home / 170,046.27-255,081.65-51,717.20

Finding the Fourth Proportional to 170,046.27, 255,081.65 and 51,717.20

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Solution

The fourth proportional to 170,046.27, 255,081.65 and 51,717.20 is: 77,579.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,046.27 : 255,081.65 = 51,717.20 : x
  2. Step 2: Convert to fraction form
    170,046.27/255,081.65 = 51,717.20/x
  3. Step 3: Cross multiply
    170,046.27x = 255,081.65 × 51,717.20
  4. Step 4: Simplify right side
    170,046.27x = 13,192,107,175.39
  5. Step 5: Solve for x
    x = 13,192,107,175.39/170,046.27
  6. Step 6: Final answer
    x = 77,579.52

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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.