Home / 83,084.58-124,408.17-49,725.54

Finding the Fourth Proportional to 83,084.58, 124,408.17 and 49,725.54

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Solution

The fourth proportional to 83,084.58, 124,408.17 and 49,725.54 is: 74,457.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,084.58 : 124,408.17 = 49,725.54 : x
  2. Step 2: Convert to fraction form
    83,084.58/124,408.17 = 49,725.54/x
  3. Step 3: Cross multiply
    83,084.58x = 124,408.17 × 49,725.54
  4. Step 4: Simplify right side
    83,084.58x = 6,186,263,433.66
  5. Step 5: Solve for x
    x = 6,186,263,433.66/83,084.58
  6. Step 6: Final answer
    x = 74,457.42

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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.