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Finding the Fourth Proportional to 244,221.20, 366,040.20 and 102,066.20

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Solution

The fourth proportional to 244,221.20, 366,040.20 and 102,066.20 is: 152,977.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,221.20 : 366,040.20 = 102,066.20 : x
  2. Step 2: Convert to fraction form
    244,221.20/366,040.20 = 102,066.20/x
  3. Step 3: Cross multiply
    244,221.20x = 366,040.20 × 102,066.20
  4. Step 4: Simplify right side
    244,221.20x = 37,360,332,261.24
  5. Step 5: Solve for x
    x = 37,360,332,261.24/244,221.20
  6. Step 6: Final answer
    x = 152,977.43

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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.