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Finding the Fourth Proportional to 322,133.69, 483,002.06 and 108,881.48

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Solution

The fourth proportional to 322,133.69, 483,002.06 and 108,881.48 is: 163,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,133.69 : 483,002.06 = 108,881.48 : x
  2. Step 2: Convert to fraction form
    322,133.69/483,002.06 = 108,881.48/x
  3. Step 3: Cross multiply
    322,133.69x = 483,002.06 × 108,881.48
  4. Step 4: Simplify right side
    322,133.69x = 52,589,979,798.95
  5. Step 5: Solve for x
    x = 52,589,979,798.95/322,133.69
  6. Step 6: Final answer
    x = 163,255.14

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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.