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Finding the Fourth Proportional to 199,324.72, 299,060 and 92,759.52

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Solution

The fourth proportional to 199,324.72, 299,060 and 92,759.52 is: 139,173.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,324.72 : 299,060 = 92,759.52 : x
  2. Step 2: Convert to fraction form
    199,324.72/299,060 = 92,759.52/x
  3. Step 3: Cross multiply
    199,324.72x = 299,060 × 92,759.52
  4. Step 4: Simplify right side
    199,324.72x = 27,740,662,051.20
  5. Step 5: Solve for x
    x = 27,740,662,051.20/199,324.72
  6. Step 6: Final answer
    x = 139,173.21

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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.