Home / 231,400.46-347,013.09-126,162.14

Finding the Fourth Proportional to 231,400.46, 347,013.09 and 126,162.14

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Solution

The fourth proportional to 231,400.46, 347,013.09 and 126,162.14 is: 189,195.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,400.46 : 347,013.09 = 126,162.14 : x
  2. Step 2: Convert to fraction form
    231,400.46/347,013.09 = 126,162.14/x
  3. Step 3: Cross multiply
    231,400.46x = 347,013.09 × 126,162.14
  4. Step 4: Simplify right side
    231,400.46x = 43,779,914,042.41
  5. Step 5: Solve for x
    x = 43,779,914,042.41/231,400.46
  6. Step 6: Final answer
    x = 189,195.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.