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Finding the Fourth Proportional to 133,285.96, 199,939.24 and 44,539.77

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Solution

The fourth proportional to 133,285.96, 199,939.24 and 44,539.77 is: 66,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,285.96 : 199,939.24 = 44,539.77 : x
  2. Step 2: Convert to fraction form
    133,285.96/199,939.24 = 44,539.77/x
  3. Step 3: Cross multiply
    133,285.96x = 199,939.24 × 44,539.77
  4. Step 4: Simplify right side
    133,285.96x = 8,905,248,318.49
  5. Step 5: Solve for x
    x = 8,905,248,318.49/133,285.96
  6. Step 6: Final answer
    x = 66,813.10

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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.