Home / 231,212.03-346,257.45-159,934.68

Finding the Fourth Proportional to 231,212.03, 346,257.45 and 159,934.68

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Solution

The fourth proportional to 231,212.03, 346,257.45 and 159,934.68 is: 239,514.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,212.03 : 346,257.45 = 159,934.68 : x
  2. Step 2: Convert to fraction form
    231,212.03/346,257.45 = 159,934.68/x
  3. Step 3: Cross multiply
    231,212.03x = 346,257.45 × 159,934.68
  4. Step 4: Simplify right side
    231,212.03x = 55,378,574,463.37
  5. Step 5: Solve for x
    x = 55,378,574,463.37/231,212.03
  6. Step 6: Final answer
    x = 239,514.25

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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.