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Finding the Fourth Proportional to 229,160.52, 343,759.23 and 87,073.89

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Solution

The fourth proportional to 229,160.52, 343,759.23 and 87,073.89 is: 130,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,160.52 : 343,759.23 = 87,073.89 : x
  2. Step 2: Convert to fraction form
    229,160.52/343,759.23 = 87,073.89/x
  3. Step 3: Cross multiply
    229,160.52x = 343,759.23 × 87,073.89
  4. Step 4: Simplify right side
    229,160.52x = 29,932,453,379.50
  5. Step 5: Solve for x
    x = 29,932,453,379.50/229,160.52
  6. Step 6: Final answer
    x = 130,617.85

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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.