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Finding the Fourth Proportional to 250,872.59, 376,467.52 and 131,145.62

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Solution

The fourth proportional to 250,872.59, 376,467.52 and 131,145.62 is: 196,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,872.59 : 376,467.52 = 131,145.62 : x
  2. Step 2: Convert to fraction form
    250,872.59/376,467.52 = 131,145.62/x
  3. Step 3: Cross multiply
    250,872.59x = 376,467.52 × 131,145.62
  4. Step 4: Simplify right side
    250,872.59x = 49,372,064,601.86
  5. Step 5: Solve for x
    x = 49,372,064,601.86/250,872.59
  6. Step 6: Final answer
    x = 196,801.35

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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.