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Finding the Fourth Proportional to 182,978.92, 274,720.28 and 93,082.48

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Solution

The fourth proportional to 182,978.92, 274,720.28 and 93,082.48 is: 139,751.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,978.92 : 274,720.28 = 93,082.48 : x
  2. Step 2: Convert to fraction form
    182,978.92/274,720.28 = 93,082.48/x
  3. Step 3: Cross multiply
    182,978.92x = 274,720.28 × 93,082.48
  4. Step 4: Simplify right side
    182,978.92x = 25,571,644,968.69
  5. Step 5: Solve for x
    x = 25,571,644,968.69/182,978.92
  6. Step 6: Final answer
    x = 139,751.86

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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.