Home / 251,897.67-377,896.38-71,984.73

Finding the Fourth Proportional to 251,897.67, 377,896.38 and 71,984.73

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Solution

The fourth proportional to 251,897.67, 377,896.38 and 71,984.73 is: 107,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,897.67 : 377,896.38 = 71,984.73 : x
  2. Step 2: Convert to fraction form
    251,897.67/377,896.38 = 71,984.73/x
  3. Step 3: Cross multiply
    251,897.67x = 377,896.38 × 71,984.73
  4. Step 4: Simplify right side
    251,897.67x = 27,202,768,882.28
  5. Step 5: Solve for x
    x = 27,202,768,882.28/251,897.67
  6. Step 6: Final answer
    x = 107,991.35

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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.