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Finding the Fourth Proportional to 168,224.10, 251,569.10 and 125,559.62

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Solution

The fourth proportional to 168,224.10, 251,569.10 and 125,559.62 is: 187,766.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,224.10 : 251,569.10 = 125,559.62 : x
  2. Step 2: Convert to fraction form
    168,224.10/251,569.10 = 125,559.62/x
  3. Step 3: Cross multiply
    168,224.10x = 251,569.10 × 125,559.62
  4. Step 4: Simplify right side
    168,224.10x = 31,586,920,777.65
  5. Step 5: Solve for x
    x = 31,586,920,777.65/168,224.10
  6. Step 6: Final answer
    x = 187,766.91

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1.5x scale

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.