Home / 170,074.80-255,149.10-51,743.06

Finding the Fourth Proportional to 170,074.80, 255,149.10 and 51,743.06

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Solution

The fourth proportional to 170,074.80, 255,149.10 and 51,743.06 is: 77,625.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,074.80 : 255,149.10 = 51,743.06 : x
  2. Step 2: Convert to fraction form
    170,074.80/255,149.10 = 51,743.06/x
  3. Step 3: Cross multiply
    170,074.80x = 255,149.10 × 51,743.06
  4. Step 4: Simplify right side
    170,074.80x = 13,202,195,828.12
  5. Step 5: Solve for x
    x = 13,202,195,828.12/170,074.80
  6. Step 6: Final answer
    x = 77,625.82

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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.