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Finding the Fourth Proportional to 111,132.63, 166,713.59 and 36,226.53

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Solution

The fourth proportional to 111,132.63, 166,713.59 and 36,226.53 is: 54,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132.63 : 166,713.59 = 36,226.53 : x
  2. Step 2: Convert to fraction form
    111,132.63/166,713.59 = 36,226.53/x
  3. Step 3: Cross multiply
    111,132.63x = 166,713.59 × 36,226.53
  4. Step 4: Simplify right side
    111,132.63x = 6,039,453,854.84
  5. Step 5: Solve for x
    x = 6,039,453,854.84/111,132.63
  6. Step 6: Final answer
    x = 54,344.56

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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.