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Finding the Fourth Proportional to 95,403, 143,104.50 and 29,739

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Solution

The fourth proportional to 95,403, 143,104.50 and 29,739 is: 44,608.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,403 : 143,104.50 = 29,739 : x
  2. Step 2: Convert to fraction form
    95,403/143,104.50 = 29,739/x
  3. Step 3: Cross multiply
    95,403x = 143,104.50 × 29,739
  4. Step 4: Simplify right side
    95,403x = 4,255,784,725.50
  5. Step 5: Solve for x
    x = 4,255,784,725.50/95,403
  6. Step 6: Final answer
    x = 44,608.50

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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.