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Finding the Fourth Proportional to 95,400, 143,100 and 29,736

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Solution

The fourth proportional to 95,400, 143,100 and 29,736 is: 44,604

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,400 : 143,100 = 29,736 : x
  2. Step 2: Convert to fraction form
    95,400/143,100 = 29,736/x
  3. Step 3: Cross multiply
    95,400x = 143,100 × 29,736
  4. Step 4: Simplify right side
    95,400x = 4,255,221,600
  5. Step 5: Solve for x
    x = 4,255,221,600/95,400
  6. Step 6: Final answer
    x = 44,604

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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.