Home / 133,212.26-199,897.20-49,031.54

Finding the Fourth Proportional to 133,212.26, 199,897.20 and 49,031.54

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Solution

The fourth proportional to 133,212.26, 199,897.20 and 49,031.54 is: 73,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,212.26 : 199,897.20 = 49,031.54 : x
  2. Step 2: Convert to fraction form
    133,212.26/199,897.20 = 49,031.54/x
  3. Step 3: Cross multiply
    133,212.26x = 199,897.20 × 49,031.54
  4. Step 4: Simplify right side
    133,212.26x = 9,801,267,557.69
  5. Step 5: Solve for x
    x = 9,801,267,557.69/133,212.26
  6. Step 6: Final answer
    x = 73,576.32

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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.