Home / 83,287.20-124,916.94-29,968.41

Finding the Fourth Proportional to 83,287.20, 124,916.94 and 29,968.41

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Solution

The fourth proportional to 83,287.20, 124,916.94 and 29,968.41 is: 44,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,287.20 : 124,916.94 = 29,968.41 : x
  2. Step 2: Convert to fraction form
    83,287.20/124,916.94 = 29,968.41/x
  3. Step 3: Cross multiply
    83,287.20x = 124,916.94 × 29,968.41
  4. Step 4: Simplify right side
    83,287.20x = 3,743,562,073.87
  5. Step 5: Solve for x
    x = 3,743,562,073.87/83,287.20
  6. Step 6: Final answer
    x = 44,947.63

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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.