Home / 252,101.94-347,896.22-137,381.60

Finding the Fourth Proportional to 252,101.94, 347,896.22 and 137,381.60

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Solution

The fourth proportional to 252,101.94, 347,896.22 and 137,381.60 is: 189,584.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,101.94 : 347,896.22 = 137,381.60 : x
  2. Step 2: Convert to fraction form
    252,101.94/347,896.22 = 137,381.60/x
  3. Step 3: Cross multiply
    252,101.94x = 347,896.22 × 137,381.60
  4. Step 4: Simplify right side
    252,101.94x = 47,794,536,911.16
  5. Step 5: Solve for x
    x = 47,794,536,911.16/252,101.94
  6. Step 6: Final answer
    x = 189,584.17

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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.