Home / 246,230.05-339,787.62-138,822.55

Finding the Fourth Proportional to 246,230.05, 339,787.62 and 138,822.55

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Solution

The fourth proportional to 246,230.05, 339,787.62 and 138,822.55 is: 191,569.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,230.05 : 339,787.62 = 138,822.55 : x
  2. Step 2: Convert to fraction form
    246,230.05/339,787.62 = 138,822.55/x
  3. Step 3: Cross multiply
    246,230.05x = 339,787.62 × 138,822.55
  4. Step 4: Simplify right side
    246,230.05x = 47,170,183,866.83
  5. Step 5: Solve for x
    x = 47,170,183,866.83/246,230.05
  6. Step 6: Final answer
    x = 191,569.57

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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.