Home / 83,664.43-125,521.22-33,718.89

Finding the Fourth Proportional to 83,664.43, 125,521.22 and 33,718.89

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Solution

The fourth proportional to 83,664.43, 125,521.22 and 33,718.89 is: 50,588.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,664.43 : 125,521.22 = 33,718.89 : x
  2. Step 2: Convert to fraction form
    83,664.43/125,521.22 = 33,718.89/x
  3. Step 3: Cross multiply
    83,664.43x = 125,521.22 × 33,718.89
  4. Step 4: Simplify right side
    83,664.43x = 4,232,436,209.85
  5. Step 5: Solve for x
    x = 4,232,436,209.85/83,664.43
  6. Step 6: Final answer
    x = 50,588.24

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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.