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Finding the Fourth Proportional to 376,192.53, 564,286.86 and 133,213.86

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Solution

The fourth proportional to 376,192.53, 564,286.86 and 133,213.86 is: 199,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,192.53 : 564,286.86 = 133,213.86 : x
  2. Step 2: Convert to fraction form
    376,192.53/564,286.86 = 133,213.86/x
  3. Step 3: Cross multiply
    376,192.53x = 564,286.86 × 133,213.86
  4. Step 4: Simplify right side
    376,192.53x = 75,170,830,767.88
  5. Step 5: Solve for x
    x = 75,170,830,767.88/376,192.53
  6. Step 6: Final answer
    x = 199,820.10

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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.