Home / 246,631.92-340,321.95-139,195.14

Finding the Fourth Proportional to 246,631.92, 340,321.95 and 139,195.14

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Solution

The fourth proportional to 246,631.92, 340,321.95 and 139,195.14 is: 192,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,631.92 : 340,321.95 = 139,195.14 : x
  2. Step 2: Convert to fraction form
    246,631.92/340,321.95 = 139,195.14/x
  3. Step 3: Cross multiply
    246,631.92x = 340,321.95 × 139,195.14
  4. Step 4: Simplify right side
    246,631.92x = 47,371,161,475.32
  5. Step 5: Solve for x
    x = 47,371,161,475.32/246,631.92
  6. Step 6: Final answer
    x = 192,072.31

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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.