Home / 274,041.44-378,072.20-166,572.26

Finding the Fourth Proportional to 274,041.44, 378,072.20 and 166,572.26

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Solution

The fourth proportional to 274,041.44, 378,072.20 and 166,572.26 is: 229,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,041.44 : 378,072.20 = 166,572.26 : x
  2. Step 2: Convert to fraction form
    274,041.44/378,072.20 = 166,572.26/x
  3. Step 3: Cross multiply
    274,041.44x = 378,072.20 × 166,572.26
  4. Step 4: Simplify right side
    274,041.44x = 62,976,342,158.78
  5. Step 5: Solve for x
    x = 62,976,342,158.78/274,041.44
  6. Step 6: Final answer
    x = 229,805.91

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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.