Home / 170,074.89-255,149.25-51,743.16

Finding the Fourth Proportional to 170,074.89, 255,149.25 and 51,743.16

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Solution

The fourth proportional to 170,074.89, 255,149.25 and 51,743.16 is: 77,625.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,074.89 : 255,149.25 = 51,743.16 : x
  2. Step 2: Convert to fraction form
    170,074.89/255,149.25 = 51,743.16/x
  3. Step 3: Cross multiply
    170,074.89x = 255,149.25 × 51,743.16
  4. Step 4: Simplify right side
    170,074.89x = 13,202,228,466.63
  5. Step 5: Solve for x
    x = 13,202,228,466.63/170,074.89
  6. Step 6: Final answer
    x = 77,625.97

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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.