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Finding the Fourth Proportional to 182,418.60, 273,627.90 and 112,069.80

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Solution

The fourth proportional to 182,418.60, 273,627.90 and 112,069.80 is: 168,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,418.60 : 273,627.90 = 112,069.80 : x
  2. Step 2: Convert to fraction form
    182,418.60/273,627.90 = 112,069.80/x
  3. Step 3: Cross multiply
    182,418.60x = 273,627.90 × 112,069.80
  4. Step 4: Simplify right side
    182,418.60x = 30,665,424,027.42
  5. Step 5: Solve for x
    x = 30,665,424,027.42/182,418.60
  6. Step 6: Final answer
    x = 168,104.70

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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.