Home / 206,745.02-285,338.98-126,219.22

Finding the Fourth Proportional to 206,745.02, 285,338.98 and 126,219.22

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Solution

The fourth proportional to 206,745.02, 285,338.98 and 126,219.22 is: 174,201.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,745.02 : 285,338.98 = 126,219.22 : x
  2. Step 2: Convert to fraction form
    206,745.02/285,338.98 = 126,219.22/x
  3. Step 3: Cross multiply
    206,745.02x = 285,338.98 × 126,219.22
  4. Step 4: Simplify right side
    206,745.02x = 36,015,262,462.30
  5. Step 5: Solve for x
    x = 36,015,262,462.30/206,745.02
  6. Step 6: Final answer
    x = 174,201.36

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1.5x scale

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.