Home / 226,787.10-339,943.32-84,575.18

Finding the Fourth Proportional to 226,787.10, 339,943.32 and 84,575.18

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Solution

The fourth proportional to 226,787.10, 339,943.32 and 84,575.18 is: 126,774.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,787.10 : 339,943.32 = 84,575.18 : x
  2. Step 2: Convert to fraction form
    226,787.10/339,943.32 = 84,575.18/x
  3. Step 3: Cross multiply
    226,787.10x = 339,943.32 × 84,575.18
  4. Step 4: Simplify right side
    226,787.10x = 28,750,765,779.08
  5. Step 5: Solve for x
    x = 28,750,765,779.08/226,787.10
  6. Step 6: Final answer
    x = 126,774.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.