Home / 231,391.46-347,090.07-73,619.30

Finding the Fourth Proportional to 231,391.46, 347,090.07 and 73,619.30

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Solution

The fourth proportional to 231,391.46, 347,090.07 and 73,619.30 is: 110,429.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,391.46 : 347,090.07 = 73,619.30 : x
  2. Step 2: Convert to fraction form
    231,391.46/347,090.07 = 73,619.30/x
  3. Step 3: Cross multiply
    231,391.46x = 347,090.07 × 73,619.30
  4. Step 4: Simplify right side
    231,391.46x = 25,552,527,990.35
  5. Step 5: Solve for x
    x = 25,552,527,990.35/231,391.46
  6. Step 6: Final answer
    x = 110,429.87

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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.