Home / 246,758.13-340,523.60-139,321.76

Finding the Fourth Proportional to 246,758.13, 340,523.60 and 139,321.76

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Solution

The fourth proportional to 246,758.13, 340,523.60 and 139,321.76 is: 192,262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,758.13 : 340,523.60 = 139,321.76 : x
  2. Step 2: Convert to fraction form
    246,758.13/340,523.60 = 139,321.76/x
  3. Step 3: Cross multiply
    246,758.13x = 340,523.60 × 139,321.76
  4. Step 4: Simplify right side
    246,758.13x = 47,442,344,874.31
  5. Step 5: Solve for x
    x = 47,442,344,874.31/246,758.13
  6. Step 6: Final answer
    x = 192,262.54

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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.