Home / 133,112.44-199,613.20-54,173.08

Finding the Fourth Proportional to 133,112.44, 199,613.20 and 54,173.08

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Solution

The fourth proportional to 133,112.44, 199,613.20 and 54,173.08 is: 81,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,112.44 : 199,613.20 = 54,173.08 : x
  2. Step 2: Convert to fraction form
    133,112.44/199,613.20 = 54,173.08/x
  3. Step 3: Cross multiply
    133,112.44x = 199,613.20 × 54,173.08
  4. Step 4: Simplify right side
    133,112.44x = 10,813,661,852.66
  5. Step 5: Solve for x
    x = 10,813,661,852.66/133,112.44
  6. Step 6: Final answer
    x = 81,237.05

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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.