Home / 252,217.22-348,057.47-139,039.97

Finding the Fourth Proportional to 252,217.22, 348,057.47 and 139,039.97

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Solution

The fourth proportional to 252,217.22, 348,057.47 and 139,039.97 is: 191,873.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,217.22 : 348,057.47 = 139,039.97 : x
  2. Step 2: Convert to fraction form
    252,217.22/348,057.47 = 139,039.97/x
  3. Step 3: Cross multiply
    252,217.22x = 348,057.47 × 139,039.97
  4. Step 4: Simplify right side
    252,217.22x = 48,393,898,794.39
  5. Step 5: Solve for x
    x = 48,393,898,794.39/252,217.22
  6. Step 6: Final answer
    x = 191,873.89

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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.