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Finding the Fourth Proportional to 111,232.64, 166,847.57 and 26,993.50

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Solution

The fourth proportional to 111,232.64, 166,847.57 and 26,993.50 is: 40,489.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,232.64 : 166,847.57 = 26,993.50 : x
  2. Step 2: Convert to fraction form
    111,232.64/166,847.57 = 26,993.50/x
  3. Step 3: Cross multiply
    111,232.64x = 166,847.57 × 26,993.50
  4. Step 4: Simplify right side
    111,232.64x = 4,503,799,813.31
  5. Step 5: Solve for x
    x = 4,503,799,813.31/111,232.64
  6. Step 6: Final answer
    x = 40,489.91

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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.