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Finding the Fourth Proportional to 166,857.60, 234,067.20 and 166,857.60

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Solution

The fourth proportional to 166,857.60, 234,067.20 and 166,857.60 is: 234,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,857.60 : 234,067.20 = 166,857.60 : x
  2. Step 2: Convert to fraction form
    166,857.60/234,067.20 = 166,857.60/x
  3. Step 3: Cross multiply
    166,857.60x = 234,067.20 × 166,857.60
  4. Step 4: Simplify right side
    166,857.60x = 39,055,891,230.72
  5. Step 5: Solve for x
    x = 39,055,891,230.72/166,857.60
  6. Step 6: Final answer
    x = 234,067.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.