Home / 75,884.22-104,734.35-43,637.72

Finding the Fourth Proportional to 75,884.22, 104,734.35 and 43,637.72

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Solution

The fourth proportional to 75,884.22, 104,734.35 and 43,637.72 is: 60,228.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,884.22 : 104,734.35 = 43,637.72 : x
  2. Step 2: Convert to fraction form
    75,884.22/104,734.35 = 43,637.72/x
  3. Step 3: Cross multiply
    75,884.22x = 104,734.35 × 43,637.72
  4. Step 4: Simplify right side
    75,884.22x = 4,570,367,716.01
  5. Step 5: Solve for x
    x = 4,570,367,716.01/75,884.22
  6. Step 6: Final answer
    x = 60,228.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.