Home / 333,787.16-500,675.26-81,069.73

Finding the Fourth Proportional to 333,787.16, 500,675.26 and 81,069.73

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Solution

The fourth proportional to 333,787.16, 500,675.26 and 81,069.73 is: 121,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,787.16 : 500,675.26 = 81,069.73 : x
  2. Step 2: Convert to fraction form
    333,787.16/500,675.26 = 81,069.73/x
  3. Step 3: Cross multiply
    333,787.16x = 500,675.26 × 81,069.73
  4. Step 4: Simplify right side
    333,787.16x = 40,589,608,145.88
  5. Step 5: Solve for x
    x = 40,589,608,145.88/333,787.16
  6. Step 6: Final answer
    x = 121,603.26

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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.