Home / 149,258.44-223,965.42-66,133

Finding the Fourth Proportional to 149,258.44, 223,965.42 and 66,133

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Solution

The fourth proportional to 149,258.44, 223,965.42 and 66,133 is: 99,233.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,258.44 : 223,965.42 = 66,133 : x
  2. Step 2: Convert to fraction form
    149,258.44/223,965.42 = 66,133/x
  3. Step 3: Cross multiply
    149,258.44x = 223,965.42 × 66,133
  4. Step 4: Simplify right side
    149,258.44x = 14,811,505,120.86
  5. Step 5: Solve for x
    x = 14,811,505,120.86/149,258.44
  6. Step 6: Final answer
    x = 99,233.95

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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.