Home / 75,504.09-113,334.82-73,809.81

Finding the Fourth Proportional to 75,504.09, 113,334.82 and 73,809.81

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Solution

The fourth proportional to 75,504.09, 113,334.82 and 73,809.81 is: 110,791.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,504.09 : 113,334.82 = 73,809.81 : x
  2. Step 2: Convert to fraction form
    75,504.09/113,334.82 = 73,809.81/x
  3. Step 3: Cross multiply
    75,504.09x = 113,334.82 × 73,809.81
  4. Step 4: Simplify right side
    75,504.09x = 8,365,221,530.58
  5. Step 5: Solve for x
    x = 8,365,221,530.58/75,504.09
  6. Step 6: Final answer
    x = 110,791.63

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1.5x scale

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.