Home / 229,425.29-344,137.94-89,216.72

Finding the Fourth Proportional to 229,425.29, 344,137.94 and 89,216.72

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Solution

The fourth proportional to 229,425.29, 344,137.94 and 89,216.72 is: 133,825.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,425.29 : 344,137.94 = 89,216.72 : x
  2. Step 2: Convert to fraction form
    229,425.29/344,137.94 = 89,216.72/x
  3. Step 3: Cross multiply
    229,425.29x = 344,137.94 × 89,216.72
  4. Step 4: Simplify right side
    229,425.29x = 30,702,856,067.58
  5. Step 5: Solve for x
    x = 30,702,856,067.58/229,425.29
  6. Step 6: Final answer
    x = 133,825.08

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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.