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Finding the Fourth Proportional to 182,980.48, 274,330.01 and 92,949.21

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Solution

The fourth proportional to 182,980.48, 274,330.01 and 92,949.21 is: 139,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,980.48 : 274,330.01 = 92,949.21 : x
  2. Step 2: Convert to fraction form
    182,980.48/274,330.01 = 92,949.21/x
  3. Step 3: Cross multiply
    182,980.48x = 274,330.01 × 92,949.21
  4. Step 4: Simplify right side
    182,980.48x = 25,498,757,708.79
  5. Step 5: Solve for x
    x = 25,498,757,708.79/182,980.48
  6. Step 6: Final answer
    x = 139,352.34

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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.