Home / 170,120.59-255,201.76-57,819.31

Finding the Fourth Proportional to 170,120.59, 255,201.76 and 57,819.31

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Solution

The fourth proportional to 170,120.59, 255,201.76 and 57,819.31 is: 86,736.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,120.59 : 255,201.76 = 57,819.31 : x
  2. Step 2: Convert to fraction form
    170,120.59/255,201.76 = 57,819.31/x
  3. Step 3: Cross multiply
    170,120.59x = 255,201.76 × 57,819.31
  4. Step 4: Simplify right side
    170,120.59x = 14,755,589,673.99
  5. Step 5: Solve for x
    x = 14,755,589,673.99/170,120.59
  6. Step 6: Final answer
    x = 86,736.06

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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.