Home / 165,253.95-228,049.83-93,647.61

Finding the Fourth Proportional to 165,253.95, 228,049.83 and 93,647.61

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Solution

The fourth proportional to 165,253.95, 228,049.83 and 93,647.61 is: 129,233.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,253.95 : 228,049.83 = 93,647.61 : x
  2. Step 2: Convert to fraction form
    165,253.95/228,049.83 = 93,647.61/x
  3. Step 3: Cross multiply
    165,253.95x = 228,049.83 × 93,647.61
  4. Step 4: Simplify right side
    165,253.95x = 21,356,321,540.41
  5. Step 5: Solve for x
    x = 21,356,321,540.41/165,253.95
  6. Step 6: Final answer
    x = 129,233.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.