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Finding the Fourth Proportional to 244,765.20, 366,953.40 and 133,957.20

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Solution

The fourth proportional to 244,765.20, 366,953.40 and 133,957.20 is: 200,829.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,765.20 : 366,953.40 = 133,957.20 : x
  2. Step 2: Convert to fraction form
    244,765.20/366,953.40 = 133,957.20/x
  3. Step 3: Cross multiply
    244,765.20x = 366,953.40 × 133,957.20
  4. Step 4: Simplify right side
    244,765.20x = 49,156,049,994.48
  5. Step 5: Solve for x
    x = 49,156,049,994.48/244,765.20
  6. Step 6: Final answer
    x = 200,829.41

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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.