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Finding the Fourth Proportional to 220,304.44, 304,021.98 and 119,702.44

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Solution

The fourth proportional to 220,304.44, 304,021.98 and 119,702.44 is: 165,190.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,304.44 : 304,021.98 = 119,702.44 : x
  2. Step 2: Convert to fraction form
    220,304.44/304,021.98 = 119,702.44/x
  3. Step 3: Cross multiply
    220,304.44x = 304,021.98 × 119,702.44
  4. Step 4: Simplify right side
    220,304.44x = 36,392,172,819.63
  5. Step 5: Solve for x
    x = 36,392,172,819.63/220,304.44
  6. Step 6: Final answer
    x = 165,190.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.