Home / 252,102.19-347,896.56-137,381.86

Finding the Fourth Proportional to 252,102.19, 347,896.56 and 137,381.86

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Solution

The fourth proportional to 252,102.19, 347,896.56 and 137,381.86 is: 189,584.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,102.19 : 347,896.56 = 137,381.86 : x
  2. Step 2: Convert to fraction form
    252,102.19/347,896.56 = 137,381.86/x
  3. Step 3: Cross multiply
    252,102.19x = 347,896.56 × 137,381.86
  4. Step 4: Simplify right side
    252,102.19x = 47,794,676,500.40
  5. Step 5: Solve for x
    x = 47,794,676,500.40/252,102.19
  6. Step 6: Final answer
    x = 189,584.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.