Home / 229,684.95-344,532.96-87,511.73

Finding the Fourth Proportional to 229,684.95, 344,532.96 and 87,511.73

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Solution

The fourth proportional to 229,684.95, 344,532.96 and 87,511.73 is: 131,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,684.95 : 344,532.96 = 87,511.73 : x
  2. Step 2: Convert to fraction form
    229,684.95/344,532.96 = 87,511.73/x
  3. Step 3: Cross multiply
    229,684.95x = 344,532.96 × 87,511.73
  4. Step 4: Simplify right side
    229,684.95x = 30,150,673,648.96
  5. Step 5: Solve for x
    x = 30,150,673,648.96/229,684.95
  6. Step 6: Final answer
    x = 131,269.70

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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.