Home / 87,824.03-131,742.71-34,490.28

Finding the Fourth Proportional to 87,824.03, 131,742.71 and 34,490.28

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Solution

The fourth proportional to 87,824.03, 131,742.71 and 34,490.28 is: 51,738.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,824.03 : 131,742.71 = 34,490.28 : x
  2. Step 2: Convert to fraction form
    87,824.03/131,742.71 = 34,490.28/x
  3. Step 3: Cross multiply
    87,824.03x = 131,742.71 × 34,490.28
  4. Step 4: Simplify right side
    87,824.03x = 4,543,842,124.69
  5. Step 5: Solve for x
    x = 4,543,842,124.69/87,824.03
  6. Step 6: Final answer
    x = 51,738.03

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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.