Home / 229,823.69-344,894.09-80,065.22

Finding the Fourth Proportional to 229,823.69, 344,894.09 and 80,065.22

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Solution

The fourth proportional to 229,823.69, 344,894.09 and 80,065.22 is: 120,153.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,823.69 : 344,894.09 = 80,065.22 : x
  2. Step 2: Convert to fraction form
    229,823.69/344,894.09 = 80,065.22/x
  3. Step 3: Cross multiply
    229,823.69x = 344,894.09 × 80,065.22
  4. Step 4: Simplify right side
    229,823.69x = 27,614,019,067.75
  5. Step 5: Solve for x
    x = 27,614,019,067.75/229,823.69
  6. Step 6: Final answer
    x = 120,153.06

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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.