Home / 229,642.08-344,277.24-71,789.28

Finding the Fourth Proportional to 229,642.08, 344,277.24 and 71,789.28

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Solution

The fourth proportional to 229,642.08, 344,277.24 and 71,789.28 is: 107,625.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,642.08 : 344,277.24 = 71,789.28 : x
  2. Step 2: Convert to fraction form
    229,642.08/344,277.24 = 71,789.28/x
  3. Step 3: Cross multiply
    229,642.08x = 344,277.24 × 71,789.28
  4. Step 4: Simplify right side
    229,642.08x = 24,715,415,179.99
  5. Step 5: Solve for x
    x = 24,715,415,179.99/229,642.08
  6. Step 6: Final answer
    x = 107,625.81

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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.