Home / 133,033.67-199,377.23-54,055.56

Finding the Fourth Proportional to 133,033.67, 199,377.23 and 54,055.56

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Solution

The fourth proportional to 133,033.67, 199,377.23 and 54,055.56 is: 81,012.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,033.67 : 199,377.23 = 54,055.56 : x
  2. Step 2: Convert to fraction form
    133,033.67/199,377.23 = 54,055.56/x
  3. Step 3: Cross multiply
    133,033.67x = 199,377.23 × 54,055.56
  4. Step 4: Simplify right side
    133,033.67x = 10,777,447,818.90
  5. Step 5: Solve for x
    x = 10,777,447,818.90/133,033.67
  6. Step 6: Final answer
    x = 81,012.93

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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.