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Finding the Fourth Proportional to 250,651.55, 376,021.16 and 149,530.13

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Solution

The fourth proportional to 250,651.55, 376,021.16 and 149,530.13 is: 224,321.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,651.55 : 376,021.16 = 149,530.13 : x
  2. Step 2: Convert to fraction form
    250,651.55/376,021.16 = 149,530.13/x
  3. Step 3: Cross multiply
    250,651.55x = 376,021.16 × 149,530.13
  4. Step 4: Simplify right side
    250,651.55x = 56,226,494,251.43
  5. Step 5: Solve for x
    x = 56,226,494,251.43/250,651.55
  6. Step 6: Final answer
    x = 224,321.36

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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.