Home / 246,739.16-340,497.05-139,313.72

Finding the Fourth Proportional to 246,739.16, 340,497.05 and 139,313.72

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Solution

The fourth proportional to 246,739.16, 340,497.05 and 139,313.72 is: 192,251.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,739.16 : 340,497.05 = 139,313.72 : x
  2. Step 2: Convert to fraction form
    246,739.16/340,497.05 = 139,313.72/x
  3. Step 3: Cross multiply
    246,739.16x = 340,497.05 × 139,313.72
  4. Step 4: Simplify right side
    246,739.16x = 47,435,910,684.53
  5. Step 5: Solve for x
    x = 47,435,910,684.53/246,739.16
  6. Step 6: Final answer
    x = 192,251.24

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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.