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Finding the Fourth Proportional to 223,753.46, 335,629.78 and 66,092.63

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Solution

The fourth proportional to 223,753.46, 335,629.78 and 66,092.63 is: 99,138.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,753.46 : 335,629.78 = 66,092.63 : x
  2. Step 2: Convert to fraction form
    223,753.46/335,629.78 = 66,092.63/x
  3. Step 3: Cross multiply
    223,753.46x = 335,629.78 × 66,092.63
  4. Step 4: Simplify right side
    223,753.46x = 22,182,652,857.91
  5. Step 5: Solve for x
    x = 22,182,652,857.91/223,753.46
  6. Step 6: Final answer
    x = 99,138.82

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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.