Home / 198,346.02-273,649.10-126,767.94

Finding the Fourth Proportional to 198,346.02, 273,649.10 and 126,767.94

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Solution

The fourth proportional to 198,346.02, 273,649.10 and 126,767.94 is: 174,896.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,346.02 : 273,649.10 = 126,767.94 : x
  2. Step 2: Convert to fraction form
    198,346.02/273,649.10 = 126,767.94/x
  3. Step 3: Cross multiply
    198,346.02x = 273,649.10 × 126,767.94
  4. Step 4: Simplify right side
    198,346.02x = 34,689,932,689.85
  5. Step 5: Solve for x
    x = 34,689,932,689.85/198,346.02
  6. Step 6: Final answer
    x = 174,896.04

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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.