Home / 252,231.20-348,081.74-139,058

Finding the Fourth Proportional to 252,231.20, 348,081.74 and 139,058

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Solution

The fourth proportional to 252,231.20, 348,081.74 and 139,058 is: 191,901.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,231.20 : 348,081.74 = 139,058 : x
  2. Step 2: Convert to fraction form
    252,231.20/348,081.74 = 139,058/x
  3. Step 3: Cross multiply
    252,231.20x = 348,081.74 × 139,058
  4. Step 4: Simplify right side
    252,231.20x = 48,403,550,600.92
  5. Step 5: Solve for x
    x = 48,403,550,600.92/252,231.20
  6. Step 6: Final answer
    x = 191,901.52

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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.