Home / 252,715.14-348,737.70-139,535.46

Finding the Fourth Proportional to 252,715.14, 348,737.70 and 139,535.46

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Solution

The fourth proportional to 252,715.14, 348,737.70 and 139,535.46 is: 192,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,715.14 : 348,737.70 = 139,535.46 : x
  2. Step 2: Convert to fraction form
    252,715.14/348,737.70 = 139,535.46/x
  3. Step 3: Cross multiply
    252,715.14x = 348,737.70 × 139,535.46
  4. Step 4: Simplify right side
    252,715.14x = 48,661,275,388.84
  5. Step 5: Solve for x
    x = 48,661,275,388.84/252,715.14
  6. Step 6: Final answer
    x = 192,553.86

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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.