Home / 198,300.34-273,553.02-126,604.98

Finding the Fourth Proportional to 198,300.34, 273,553.02 and 126,604.98

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Solution

The fourth proportional to 198,300.34, 273,553.02 and 126,604.98 is: 174,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,300.34 : 273,553.02 = 126,604.98 : x
  2. Step 2: Convert to fraction form
    198,300.34/273,553.02 = 126,604.98/x
  3. Step 3: Cross multiply
    198,300.34x = 273,553.02 × 126,604.98
  4. Step 4: Simplify right side
    198,300.34x = 34,633,174,626.04
  5. Step 5: Solve for x
    x = 34,633,174,626.04/198,300.34
  6. Step 6: Final answer
    x = 174,650.10

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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.