Home / 54,108.33-81,107.41-36,579.93

Finding the Fourth Proportional to 54,108.33, 81,107.41 and 36,579.93

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Solution

The fourth proportional to 54,108.33, 81,107.41 and 36,579.93 is: 54,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,108.33 : 81,107.41 = 36,579.93 : x
  2. Step 2: Convert to fraction form
    54,108.33/81,107.41 = 36,579.93/x
  3. Step 3: Cross multiply
    54,108.33x = 81,107.41 × 36,579.93
  4. Step 4: Simplify right side
    54,108.33x = 2,966,903,380.28
  5. Step 5: Solve for x
    x = 2,966,903,380.28/54,108.33
  6. Step 6: Final answer
    x = 54,832.65

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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.