Home / 229,734.90-344,461.23-89,329.86

Finding the Fourth Proportional to 229,734.90, 344,461.23 and 89,329.86

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Solution

The fourth proportional to 229,734.90, 344,461.23 and 89,329.86 is: 133,939.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,734.90 : 344,461.23 = 89,329.86 : x
  2. Step 2: Convert to fraction form
    229,734.90/344,461.23 = 89,329.86/x
  3. Step 3: Cross multiply
    229,734.90x = 344,461.23 × 89,329.86
  4. Step 4: Simplify right side
    229,734.90x = 30,770,673,451.33
  5. Step 5: Solve for x
    x = 30,770,673,451.33/229,734.90
  6. Step 6: Final answer
    x = 133,939.92

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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.