Home / 51,296.48-77,029.82-31,699.59

Finding the Fourth Proportional to 51,296.48, 77,029.82 and 31,699.59

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Solution

The fourth proportional to 51,296.48, 77,029.82 and 31,699.59 is: 47,601.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,296.48 : 77,029.82 = 31,699.59 : x
  2. Step 2: Convert to fraction form
    51,296.48/77,029.82 = 31,699.59/x
  3. Step 3: Cross multiply
    51,296.48x = 77,029.82 × 31,699.59
  4. Step 4: Simplify right side
    51,296.48x = 2,441,813,745.85
  5. Step 5: Solve for x
    x = 2,441,813,745.85/51,296.48
  6. Step 6: Final answer
    x = 47,601.98

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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.