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Finding the Fourth Proportional to 163,046.85, 244,359.72 and 73,023.78

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Solution

The fourth proportional to 163,046.85, 244,359.72 and 73,023.78 is: 109,441.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,046.85 : 244,359.72 = 73,023.78 : x
  2. Step 2: Convert to fraction form
    163,046.85/244,359.72 = 73,023.78/x
  3. Step 3: Cross multiply
    163,046.85x = 244,359.72 × 73,023.78
  4. Step 4: Simplify right side
    163,046.85x = 17,844,070,434.14
  5. Step 5: Solve for x
    x = 17,844,070,434.14/163,046.85
  6. Step 6: Final answer
    x = 109,441.37

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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.