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Finding the Fourth Proportional to 192,209.90, 265,201.90 and 166,675.46

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Solution

The fourth proportional to 192,209.90, 265,201.90 and 166,675.46 is: 229,970.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,209.90 : 265,201.90 = 166,675.46 : x
  2. Step 2: Convert to fraction form
    192,209.90/265,201.90 = 166,675.46/x
  3. Step 3: Cross multiply
    192,209.90x = 265,201.90 × 166,675.46
  4. Step 4: Simplify right side
    192,209.90x = 44,202,646,932.68
  5. Step 5: Solve for x
    x = 44,202,646,932.68/192,209.90
  6. Step 6: Final answer
    x = 229,970.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.