Home / 246,691.82-340,443.54-139,280.96

Finding the Fourth Proportional to 246,691.82, 340,443.54 and 139,280.96

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Solution

The fourth proportional to 246,691.82, 340,443.54 and 139,280.96 is: 192,212.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,691.82 : 340,443.54 = 139,280.96 : x
  2. Step 2: Convert to fraction form
    246,691.82/340,443.54 = 139,280.96/x
  3. Step 3: Cross multiply
    246,691.82x = 340,443.54 × 139,280.96
  4. Step 4: Simplify right side
    246,691.82x = 47,417,303,077.00
  5. Step 5: Solve for x
    x = 47,417,303,077.00/246,691.82
  6. Step 6: Final answer
    x = 192,212.71

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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.