Home / 252,103.50-347,898.37-137,383.17

Finding the Fourth Proportional to 252,103.50, 347,898.37 and 137,383.17

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Solution

The fourth proportional to 252,103.50, 347,898.37 and 137,383.17 is: 189,586.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,103.50 : 347,898.37 = 137,383.17 : x
  2. Step 2: Convert to fraction form
    252,103.50/347,898.37 = 137,383.17/x
  3. Step 3: Cross multiply
    252,103.50x = 347,898.37 × 137,383.17
  4. Step 4: Simplify right side
    252,103.50x = 47,795,380,908.43
  5. Step 5: Solve for x
    x = 47,795,380,908.43/252,103.50
  6. Step 6: Final answer
    x = 189,586.34

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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.