Home / 133,034.93-199,379.10-54,056.82

Finding the Fourth Proportional to 133,034.93, 199,379.10 and 54,056.82

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Solution

The fourth proportional to 133,034.93, 199,379.10 and 54,056.82 is: 81,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,034.93 : 199,379.10 = 54,056.82 : x
  2. Step 2: Convert to fraction form
    133,034.93/199,379.10 = 54,056.82/x
  3. Step 3: Cross multiply
    133,034.93x = 199,379.10 × 54,056.82
  4. Step 4: Simplify right side
    133,034.93x = 10,777,800,120.46
  5. Step 5: Solve for x
    x = 10,777,800,120.46/133,034.93
  6. Step 6: Final answer
    x = 81,014.82

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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.