Home / 252,446.36-348,375.96-139,269.11

Finding the Fourth Proportional to 252,446.36, 348,375.96 and 139,269.11

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Solution

The fourth proportional to 252,446.36, 348,375.96 and 139,269.11 is: 192,191.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,446.36 : 348,375.96 = 139,269.11 : x
  2. Step 2: Convert to fraction form
    252,446.36/348,375.96 = 139,269.11/x
  3. Step 3: Cross multiply
    252,446.36x = 348,375.96 × 139,269.11
  4. Step 4: Simplify right side
    252,446.36x = 48,518,008,152.72
  5. Step 5: Solve for x
    x = 48,518,008,152.72/252,446.36
  6. Step 6: Final answer
    x = 192,191.36

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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.