Home / 229,560.75-344,143.91-79,781.58

Finding the Fourth Proportional to 229,560.75, 344,143.91 and 79,781.58

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Solution

The fourth proportional to 229,560.75, 344,143.91 and 79,781.58 is: 119,603.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,560.75 : 344,143.91 = 79,781.58 : x
  2. Step 2: Convert to fraction form
    229,560.75/344,143.91 = 79,781.58/x
  3. Step 3: Cross multiply
    229,560.75x = 344,143.91 × 79,781.58
  4. Step 4: Simplify right side
    229,560.75x = 27,456,345,086.63
  5. Step 5: Solve for x
    x = 27,456,345,086.63/229,560.75
  6. Step 6: Final answer
    x = 119,603.83

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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.