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Finding the Fourth Proportional to 230,040, 345,060 and 63,828

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Solution

The fourth proportional to 230,040, 345,060 and 63,828 is: 95,742

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,040 : 345,060 = 63,828 : x
  2. Step 2: Convert to fraction form
    230,040/345,060 = 63,828/x
  3. Step 3: Cross multiply
    230,040x = 345,060 × 63,828
  4. Step 4: Simplify right side
    230,040x = 22,024,489,680
  5. Step 5: Solve for x
    x = 22,024,489,680/230,040
  6. Step 6: Final answer
    x = 95,742

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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.