Home / 304,922.93-420,793.22-168,965.69

Finding the Fourth Proportional to 304,922.93, 420,793.22 and 168,965.69

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Solution

The fourth proportional to 304,922.93, 420,793.22 and 168,965.69 is: 233,172.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,922.93 : 420,793.22 = 168,965.69 : x
  2. Step 2: Convert to fraction form
    304,922.93/420,793.22 = 168,965.69/x
  3. Step 3: Cross multiply
    304,922.93x = 420,793.22 × 168,965.69
  4. Step 4: Simplify right side
    304,922.93x = 71,099,613,815.83
  5. Step 5: Solve for x
    x = 71,099,613,815.83/304,922.93
  6. Step 6: Final answer
    x = 233,172.41

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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.