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Finding the Fourth Proportional to 182,843.60, 274,265.40 and 112,494.80

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Solution

The fourth proportional to 182,843.60, 274,265.40 and 112,494.80 is: 168,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,843.60 : 274,265.40 = 112,494.80 : x
  2. Step 2: Convert to fraction form
    182,843.60/274,265.40 = 112,494.80/x
  3. Step 3: Cross multiply
    182,843.60x = 274,265.40 × 112,494.80
  4. Step 4: Simplify right side
    182,843.60x = 30,853,431,319.92
  5. Step 5: Solve for x
    x = 30,853,431,319.92/182,843.60
  6. Step 6: Final answer
    x = 168,742.20

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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.