Home / 246,559.66-340,249-137,665.68

Finding the Fourth Proportional to 246,559.66, 340,249 and 137,665.68

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Solution

The fourth proportional to 246,559.66, 340,249 and 137,665.68 is: 189,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,559.66 : 340,249 = 137,665.68 : x
  2. Step 2: Convert to fraction form
    246,559.66/340,249 = 137,665.68/x
  3. Step 3: Cross multiply
    246,559.66x = 340,249 × 137,665.68
  4. Step 4: Simplify right side
    246,559.66x = 46,840,609,954.32
  5. Step 5: Solve for x
    x = 46,840,609,954.32/246,559.66
  6. Step 6: Final answer
    x = 189,976.78

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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.