Home / 135,294.92-202,943.75-60,418.86

Finding the Fourth Proportional to 135,294.92, 202,943.75 and 60,418.86

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Solution

The fourth proportional to 135,294.92, 202,943.75 and 60,418.86 is: 90,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,294.92 : 202,943.75 = 60,418.86 : x
  2. Step 2: Convert to fraction form
    135,294.92/202,943.75 = 60,418.86/x
  3. Step 3: Cross multiply
    135,294.92x = 202,943.75 × 60,418.86
  4. Step 4: Simplify right side
    135,294.92x = 12,261,629,717.03
  5. Step 5: Solve for x
    x = 12,261,629,717.03/135,294.92
  6. Step 6: Final answer
    x = 90,628.90

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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.