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Finding the Fourth Proportional to 133,055.33, 199,614.88 and 44,309.60

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Solution

The fourth proportional to 133,055.33, 199,614.88 and 44,309.60 is: 66,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,055.33 : 199,614.88 = 44,309.60 : x
  2. Step 2: Convert to fraction form
    133,055.33/199,614.88 = 44,309.60/x
  3. Step 3: Cross multiply
    133,055.33x = 199,614.88 × 44,309.60
  4. Step 4: Simplify right side
    133,055.33x = 8,844,855,292.72
  5. Step 5: Solve for x
    x = 8,844,855,292.72/133,055.33
  6. Step 6: Final answer
    x = 66,475.02

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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.