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Finding the Fourth Proportional to 188,769.30, 283,197.75 and 62,401.89

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Solution

The fourth proportional to 188,769.30, 283,197.75 and 62,401.89 is: 93,617.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,769.30 : 283,197.75 = 62,401.89 : x
  2. Step 2: Convert to fraction form
    188,769.30/283,197.75 = 62,401.89/x
  3. Step 3: Cross multiply
    188,769.30x = 283,197.75 × 62,401.89
  4. Step 4: Simplify right side
    188,769.30x = 17,672,074,843.75
  5. Step 5: Solve for x
    x = 17,672,074,843.75/188,769.30
  6. Step 6: Final answer
    x = 93,617.31

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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.