Home / 252,542.33-348,515.78-137,828.37

Finding the Fourth Proportional to 252,542.33, 348,515.78 and 137,828.37

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Solution

The fourth proportional to 252,542.33, 348,515.78 and 137,828.37 is: 190,207.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,542.33 : 348,515.78 = 137,828.37 : x
  2. Step 2: Convert to fraction form
    252,542.33/348,515.78 = 137,828.37/x
  3. Step 3: Cross multiply
    252,542.33x = 348,515.78 × 137,828.37
  4. Step 4: Simplify right side
    252,542.33x = 48,035,361,876.68
  5. Step 5: Solve for x
    x = 48,035,361,876.68/252,542.33
  6. Step 6: Final answer
    x = 190,207.17

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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.