Home / 54,066.97-81,100.41-39,369.38

Finding the Fourth Proportional to 54,066.97, 81,100.41 and 39,369.38

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Solution

The fourth proportional to 54,066.97, 81,100.41 and 39,369.38 is: 59,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,066.97 : 81,100.41 = 39,369.38 : x
  2. Step 2: Convert to fraction form
    54,066.97/81,100.41 = 39,369.38/x
  3. Step 3: Cross multiply
    54,066.97x = 81,100.41 × 39,369.38
  4. Step 4: Simplify right side
    54,066.97x = 3,192,872,859.45
  5. Step 5: Solve for x
    x = 3,192,872,859.45/54,066.97
  6. Step 6: Final answer
    x = 59,054.04

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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.