Home / 51,163.21-76,603.09-26,149.39

Finding the Fourth Proportional to 51,163.21, 76,603.09 and 26,149.39

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Solution

The fourth proportional to 51,163.21, 76,603.09 and 26,149.39 is: 39,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,163.21 : 76,603.09 = 26,149.39 : x
  2. Step 2: Convert to fraction form
    51,163.21/76,603.09 = 26,149.39/x
  3. Step 3: Cross multiply
    51,163.21x = 76,603.09 × 26,149.39
  4. Step 4: Simplify right side
    51,163.21x = 2,003,124,075.62
  5. Step 5: Solve for x
    x = 2,003,124,075.62/51,163.21
  6. Step 6: Final answer
    x = 39,151.65

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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.