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Finding the Fourth Proportional to 244,369.90, 337,230.24 and 136,940.70

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Solution

The fourth proportional to 244,369.90, 337,230.24 and 136,940.70 is: 188,978.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,369.90 : 337,230.24 = 136,940.70 : x
  2. Step 2: Convert to fraction form
    244,369.90/337,230.24 = 136,940.70/x
  3. Step 3: Cross multiply
    244,369.90x = 337,230.24 × 136,940.70
  4. Step 4: Simplify right side
    244,369.90x = 46,180,544,929.39
  5. Step 5: Solve for x
    x = 46,180,544,929.39/244,369.90
  6. Step 6: Final answer
    x = 188,978.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.