Home / 87,918.90-131,800.59-41,159.22

Finding the Fourth Proportional to 87,918.90, 131,800.59 and 41,159.22

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Solution

The fourth proportional to 87,918.90, 131,800.59 and 41,159.22 is: 61,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,918.90 : 131,800.59 = 41,159.22 : x
  2. Step 2: Convert to fraction form
    87,918.90/131,800.59 = 41,159.22/x
  3. Step 3: Cross multiply
    87,918.90x = 131,800.59 × 41,159.22
  4. Step 4: Simplify right side
    87,918.90x = 5,424,809,479.94
  5. Step 5: Solve for x
    x = 5,424,809,479.94/87,918.90
  6. Step 6: Final answer
    x = 61,702.43

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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.