Home / 150,958.46-226,090.50-87,621.72

Finding the Fourth Proportional to 150,958.46, 226,090.50 and 87,621.72

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Solution

The fourth proportional to 150,958.46, 226,090.50 and 87,621.72 is: 131,231.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,958.46 : 226,090.50 = 87,621.72 : x
  2. Step 2: Convert to fraction form
    150,958.46/226,090.50 = 87,621.72/x
  3. Step 3: Cross multiply
    150,958.46x = 226,090.50 × 87,621.72
  4. Step 4: Simplify right side
    150,958.46x = 19,810,438,485.66
  5. Step 5: Solve for x
    x = 19,810,438,485.66/150,958.46
  6. Step 6: Final answer
    x = 131,231.06

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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.