Home / 170,141.58-255,087.09-57,791.52

Finding the Fourth Proportional to 170,141.58, 255,087.09 and 57,791.52

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Solution

The fourth proportional to 170,141.58, 255,087.09 and 57,791.52 is: 86,644.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,141.58 : 255,087.09 = 57,791.52 : x
  2. Step 2: Convert to fraction form
    170,141.58/255,087.09 = 57,791.52/x
  3. Step 3: Cross multiply
    170,141.58x = 255,087.09 × 57,791.52
  4. Step 4: Simplify right side
    170,141.58x = 14,741,870,663.48
  5. Step 5: Solve for x
    x = 14,741,870,663.48/170,141.58
  6. Step 6: Final answer
    x = 86,644.73

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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.