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Finding the Fourth Proportional to 170,277.80, 255,022.97 and 164,372.90

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Solution

The fourth proportional to 170,277.80, 255,022.97 and 164,372.90 is: 246,179.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,277.80 : 255,022.97 = 164,372.90 : x
  2. Step 2: Convert to fraction form
    170,277.80/255,022.97 = 164,372.90/x
  3. Step 3: Cross multiply
    170,277.80x = 255,022.97 × 164,372.90
  4. Step 4: Simplify right side
    170,277.80x = 41,918,863,048.53
  5. Step 5: Solve for x
    x = 41,918,863,048.53/170,277.80
  6. Step 6: Final answer
    x = 246,179.27

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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.