Home / 304,067.10-419,613.58-168,108.60

Finding the Fourth Proportional to 304,067.10, 419,613.58 and 168,108.60

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Solution

The fourth proportional to 304,067.10, 419,613.58 and 168,108.60 is: 231,990.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,067.10 : 419,613.58 = 168,108.60 : x
  2. Step 2: Convert to fraction form
    304,067.10/419,613.58 = 168,108.60/x
  3. Step 3: Cross multiply
    304,067.10x = 419,613.58 × 168,108.60
  4. Step 4: Simplify right side
    304,067.10x = 70,540,651,474.79
  5. Step 5: Solve for x
    x = 70,540,651,474.79/304,067.10
  6. Step 6: Final answer
    x = 231,990.41

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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.