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Finding the Fourth Proportional to 244,179.48, 336,951.64 and 136,724.88

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Solution

The fourth proportional to 244,179.48, 336,951.64 and 136,724.88 is: 188,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,179.48 : 336,951.64 = 136,724.88 : x
  2. Step 2: Convert to fraction form
    244,179.48/336,951.64 = 136,724.88/x
  3. Step 3: Cross multiply
    244,179.48x = 336,951.64 × 136,724.88
  4. Step 4: Simplify right side
    244,179.48x = 46,069,672,544.80
  5. Step 5: Solve for x
    x = 46,069,672,544.80/244,179.48
  6. Step 6: Final answer
    x = 188,671.35

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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.