Home / 231,808.02-347,741.19-82,013.10

Finding the Fourth Proportional to 231,808.02, 347,741.19 and 82,013.10

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Solution

The fourth proportional to 231,808.02, 347,741.19 and 82,013.10 is: 123,029.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,808.02 : 347,741.19 = 82,013.10 : x
  2. Step 2: Convert to fraction form
    231,808.02/347,741.19 = 82,013.10/x
  3. Step 3: Cross multiply
    231,808.02x = 347,741.19 × 82,013.10
  4. Step 4: Simplify right side
    231,808.02x = 28,519,332,989.59
  5. Step 5: Solve for x
    x = 28,519,332,989.59/231,808.02
  6. Step 6: Final answer
    x = 123,029.97

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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.