Home / 54,110.88-81,208.44-35,385.84

Finding the Fourth Proportional to 54,110.88, 81,208.44 and 35,385.84

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Solution

The fourth proportional to 54,110.88, 81,208.44 and 35,385.84 is: 53,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,110.88 : 81,208.44 = 35,385.84 : x
  2. Step 2: Convert to fraction form
    54,110.88/81,208.44 = 35,385.84/x
  3. Step 3: Cross multiply
    54,110.88x = 81,208.44 × 35,385.84
  4. Step 4: Simplify right side
    54,110.88x = 2,873,628,864.49
  5. Step 5: Solve for x
    x = 2,873,628,864.49/54,110.88
  6. Step 6: Final answer
    x = 53,106.30

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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.