Home / 69,915.06-104,832.09-47,755.22

Finding the Fourth Proportional to 69,915.06, 104,832.09 and 47,755.22

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Solution

The fourth proportional to 69,915.06, 104,832.09 and 47,755.22 is: 71,605.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,915.06 : 104,832.09 = 47,755.22 : x
  2. Step 2: Convert to fraction form
    69,915.06/104,832.09 = 47,755.22/x
  3. Step 3: Cross multiply
    69,915.06x = 104,832.09 × 47,755.22
  4. Step 4: Simplify right side
    69,915.06x = 5,006,278,996.85
  5. Step 5: Solve for x
    x = 5,006,278,996.85/69,915.06
  6. Step 6: Final answer
    x = 71,605.16

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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.