Home / 252,824.82-348,868.52-139,640.82

Finding the Fourth Proportional to 252,824.82, 348,868.52 and 139,640.82

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Solution

The fourth proportional to 252,824.82, 348,868.52 and 139,640.82 is: 192,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,824.82 : 348,868.52 = 139,640.82 : x
  2. Step 2: Convert to fraction form
    252,824.82/348,868.52 = 139,640.82/x
  3. Step 3: Cross multiply
    252,824.82x = 348,868.52 × 139,640.82
  4. Step 4: Simplify right side
    252,824.82x = 48,716,286,204.99
  5. Step 5: Solve for x
    x = 48,716,286,204.99/252,824.82
  6. Step 6: Final answer
    x = 192,687.91

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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.