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Finding the Fourth Proportional to 170,451, 234,976.44 and 119,305.44

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Solution

The fourth proportional to 170,451, 234,976.44 and 119,305.44 is: 164,469.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,451 : 234,976.44 = 119,305.44 : x
  2. Step 2: Convert to fraction form
    170,451/234,976.44 = 119,305.44/x
  3. Step 3: Cross multiply
    170,451x = 234,976.44 × 119,305.44
  4. Step 4: Simplify right side
    170,451x = 28,033,967,563.83
  5. Step 5: Solve for x
    x = 28,033,967,563.83/170,451
  6. Step 6: Final answer
    x = 164,469.36

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1.5x scale

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.