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Finding the Fourth Proportional to 244,641.78, 366,959.43 and 67,148.82

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Solution

The fourth proportional to 244,641.78, 366,959.43 and 67,148.82 is: 100,722.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,641.78 : 366,959.43 = 67,148.82 : x
  2. Step 2: Convert to fraction form
    244,641.78/366,959.43 = 67,148.82/x
  3. Step 3: Cross multiply
    244,641.78x = 366,959.43 × 67,148.82
  4. Step 4: Simplify right side
    244,641.78x = 24,640,892,712.37
  5. Step 5: Solve for x
    x = 24,640,892,712.37/244,641.78
  6. Step 6: Final answer
    x = 100,722.34

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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.