Home / 83,208.20-124,553.10-48,043.40

Finding the Fourth Proportional to 83,208.20, 124,553.10 and 48,043.40

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Solution

The fourth proportional to 83,208.20, 124,553.10 and 48,043.40 is: 71,915.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,208.20 : 124,553.10 = 48,043.40 : x
  2. Step 2: Convert to fraction form
    83,208.20/124,553.10 = 48,043.40/x
  3. Step 3: Cross multiply
    83,208.20x = 124,553.10 × 48,043.40
  4. Step 4: Simplify right side
    83,208.20x = 5,983,954,404.54
  5. Step 5: Solve for x
    x = 5,983,954,404.54/83,208.20
  6. Step 6: Final answer
    x = 71,915.44

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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.