Home / 149,629.50-206,493.03-82,565.82

Finding the Fourth Proportional to 149,629.50, 206,493.03 and 82,565.82

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Solution

The fourth proportional to 149,629.50, 206,493.03 and 82,565.82 is: 113,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,629.50 : 206,493.03 = 82,565.82 : x
  2. Step 2: Convert to fraction form
    149,629.50/206,493.03 = 82,565.82/x
  3. Step 3: Cross multiply
    149,629.50x = 206,493.03 × 82,565.82
  4. Step 4: Simplify right side
    149,629.50x = 17,049,266,346.23
  5. Step 5: Solve for x
    x = 17,049,266,346.23/149,629.50
  6. Step 6: Final answer
    x = 113,943.22

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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.