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Finding the Fourth Proportional to 223,135.46, 334,713.95 and 73,372.43

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Solution

The fourth proportional to 223,135.46, 334,713.95 and 73,372.43 is: 110,062.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,135.46 : 334,713.95 = 73,372.43 : x
  2. Step 2: Convert to fraction form
    223,135.46/334,713.95 = 73,372.43/x
  3. Step 3: Cross multiply
    223,135.46x = 334,713.95 × 73,372.43
  4. Step 4: Simplify right side
    223,135.46x = 24,558,776,611.47
  5. Step 5: Solve for x
    x = 24,558,776,611.47/223,135.46
  6. Step 6: Final answer
    x = 110,062.19

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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.