Home / 113,640.31-170,433.13-34,755.22

Finding the Fourth Proportional to 113,640.31, 170,433.13 and 34,755.22

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Solution

The fourth proportional to 113,640.31, 170,433.13 and 34,755.22 is: 52,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,640.31 : 170,433.13 = 34,755.22 : x
  2. Step 2: Convert to fraction form
    113,640.31/170,433.13 = 34,755.22/x
  3. Step 3: Cross multiply
    113,640.31x = 170,433.13 × 34,755.22
  4. Step 4: Simplify right side
    113,640.31x = 5,923,441,696.85
  5. Step 5: Solve for x
    x = 5,923,441,696.85/113,640.31
  6. Step 6: Final answer
    x = 52,124.47

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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.