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Finding the Fourth Proportional to 244,639.60, 366,959.40 and 104,671.60

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Solution

The fourth proportional to 244,639.60, 366,959.40 and 104,671.60 is: 157,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,639.60 : 366,959.40 = 104,671.60 : x
  2. Step 2: Convert to fraction form
    244,639.60/366,959.40 = 104,671.60/x
  3. Step 3: Cross multiply
    244,639.60x = 366,959.40 × 104,671.60
  4. Step 4: Simplify right side
    244,639.60x = 38,410,227,533.04
  5. Step 5: Solve for x
    x = 38,410,227,533.04/244,639.60
  6. Step 6: Final answer
    x = 157,007.40

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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.