Home / 170,156.88-255,247.04-57,791.24

Finding the Fourth Proportional to 170,156.88, 255,247.04 and 57,791.24

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Solution

The fourth proportional to 170,156.88, 255,247.04 and 57,791.24 is: 86,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,156.88 : 255,247.04 = 57,791.24 : x
  2. Step 2: Convert to fraction form
    170,156.88/255,247.04 = 57,791.24/x
  3. Step 3: Cross multiply
    170,156.88x = 255,247.04 × 57,791.24
  4. Step 4: Simplify right side
    170,156.88x = 14,751,042,947.93
  5. Step 5: Solve for x
    x = 14,751,042,947.93/170,156.88
  6. Step 6: Final answer
    x = 86,690.84

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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.