Home / 252,198.94-348,036.87-139,025.74

Finding the Fourth Proportional to 252,198.94, 348,036.87 and 139,025.74

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Solution

The fourth proportional to 252,198.94, 348,036.87 and 139,025.74 is: 191,856.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,198.94 : 348,036.87 = 139,025.74 : x
  2. Step 2: Convert to fraction form
    252,198.94/348,036.87 = 139,025.74/x
  3. Step 3: Cross multiply
    252,198.94x = 348,036.87 × 139,025.74
  4. Step 4: Simplify right side
    252,198.94x = 48,386,083,399.03
  5. Step 5: Solve for x
    x = 48,386,083,399.03/252,198.94
  6. Step 6: Final answer
    x = 191,856.81

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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.