Home / 98,517.72-135,901.91-60,295.79

Finding the Fourth Proportional to 98,517.72, 135,901.91 and 60,295.79

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Solution

The fourth proportional to 98,517.72, 135,901.91 and 60,295.79 is: 83,176.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,517.72 : 135,901.91 = 60,295.79 : x
  2. Step 2: Convert to fraction form
    98,517.72/135,901.91 = 60,295.79/x
  3. Step 3: Cross multiply
    98,517.72x = 135,901.91 × 60,295.79
  4. Step 4: Simplify right side
    98,517.72x = 8,194,313,516.45
  5. Step 5: Solve for x
    x = 8,194,313,516.45/98,517.72
  6. Step 6: Final answer
    x = 83,176.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.