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Finding the Fourth Proportional to 133,003.31, 199,462.11 and 44,232.98

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Solution

The fourth proportional to 133,003.31, 199,462.11 and 44,232.98 is: 66,335.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,003.31 : 199,462.11 = 44,232.98 : x
  2. Step 2: Convert to fraction form
    133,003.31/199,462.11 = 44,232.98/x
  3. Step 3: Cross multiply
    133,003.31x = 199,462.11 × 44,232.98
  4. Step 4: Simplify right side
    133,003.31x = 8,822,802,525.08
  5. Step 5: Solve for x
    x = 8,822,802,525.08/133,003.31
  6. Step 6: Final answer
    x = 66,335.21

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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.