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Finding the Fourth Proportional to 182,409.40, 273,614.10 and 49,310.20

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Solution

The fourth proportional to 182,409.40, 273,614.10 and 49,310.20 is: 73,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,409.40 : 273,614.10 = 49,310.20 : x
  2. Step 2: Convert to fraction form
    182,409.40/273,614.10 = 49,310.20/x
  3. Step 3: Cross multiply
    182,409.40x = 273,614.10 × 49,310.20
  4. Step 4: Simplify right side
    182,409.40x = 13,491,965,993.82
  5. Step 5: Solve for x
    x = 13,491,965,993.82/182,409.40
  6. Step 6: Final answer
    x = 73,965.30

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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.