Home / 252,949.45-349,028.80-149,569.27

Finding the Fourth Proportional to 252,949.45, 349,028.80 and 149,569.27

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Solution

The fourth proportional to 252,949.45, 349,028.80 and 149,569.27 is: 206,381.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,949.45 : 349,028.80 = 149,569.27 : x
  2. Step 2: Convert to fraction form
    252,949.45/349,028.80 = 149,569.27/x
  3. Step 3: Cross multiply
    252,949.45x = 349,028.80 × 149,569.27
  4. Step 4: Simplify right side
    252,949.45x = 52,203,983,050.95
  5. Step 5: Solve for x
    x = 52,203,983,050.95/252,949.45
  6. Step 6: Final answer
    x = 206,381.09

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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.