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Finding the Fourth Proportional to 182,843.21, 252,377.78 and 106,396.85

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Solution

The fourth proportional to 182,843.21, 252,377.78 and 106,396.85 is: 146,859.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,843.21 : 252,377.78 = 106,396.85 : x
  2. Step 2: Convert to fraction form
    182,843.21/252,377.78 = 106,396.85/x
  3. Step 3: Cross multiply
    182,843.21x = 252,377.78 × 106,396.85
  4. Step 4: Simplify right side
    182,843.21x = 26,852,199,008.12
  5. Step 5: Solve for x
    x = 26,852,199,008.12/182,843.21
  6. Step 6: Final answer
    x = 146,859.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.