Home / 151,222.60-226,824.72-66,958.12

Finding the Fourth Proportional to 151,222.60, 226,824.72 and 66,958.12

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Solution

The fourth proportional to 151,222.60, 226,824.72 and 66,958.12 is: 100,433.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,222.60 : 226,824.72 = 66,958.12 : x
  2. Step 2: Convert to fraction form
    151,222.60/226,824.72 = 66,958.12/x
  3. Step 3: Cross multiply
    151,222.60x = 226,824.72 × 66,958.12
  4. Step 4: Simplify right side
    151,222.60x = 15,187,756,820.73
  5. Step 5: Solve for x
    x = 15,187,756,820.73/151,222.60
  6. Step 6: Final answer
    x = 100,433.12

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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.