Home / 89,310.54-123,192.48-52,986.26

Finding the Fourth Proportional to 89,310.54, 123,192.48 and 52,986.26

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Solution

The fourth proportional to 89,310.54, 123,192.48 and 52,986.26 is: 73,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,310.54 : 123,192.48 = 52,986.26 : x
  2. Step 2: Convert to fraction form
    89,310.54/123,192.48 = 52,986.26/x
  3. Step 3: Cross multiply
    89,310.54x = 123,192.48 × 52,986.26
  4. Step 4: Simplify right side
    89,310.54x = 6,527,508,775.32
  5. Step 5: Solve for x
    x = 6,527,508,775.32/89,310.54
  6. Step 6: Final answer
    x = 73,087.78

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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.