Home / 87,817.69-131,726.63-41,103.37

Finding the Fourth Proportional to 87,817.69, 131,726.63 and 41,103.37

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Solution

The fourth proportional to 87,817.69, 131,726.63 and 41,103.37 is: 61,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,817.69 : 131,726.63 = 41,103.37 : x
  2. Step 2: Convert to fraction form
    87,817.69/131,726.63 = 41,103.37/x
  3. Step 3: Cross multiply
    87,817.69x = 131,726.63 × 41,103.37
  4. Step 4: Simplify right side
    87,817.69x = 5,414,408,411.74
  5. Step 5: Solve for x
    x = 5,414,408,411.74/87,817.69
  6. Step 6: Final answer
    x = 61,655.10

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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.