Home / 75,334.14-112,998.47-22,742.25

Finding the Fourth Proportional to 75,334.14, 112,998.47 and 22,742.25

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Solution

The fourth proportional to 75,334.14, 112,998.47 and 22,742.25 is: 34,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,334.14 : 112,998.47 = 22,742.25 : x
  2. Step 2: Convert to fraction form
    75,334.14/112,998.47 = 22,742.25/x
  3. Step 3: Cross multiply
    75,334.14x = 112,998.47 × 22,742.25
  4. Step 4: Simplify right side
    75,334.14x = 2,569,839,340.65
  5. Step 5: Solve for x
    x = 2,569,839,340.65/75,334.14
  6. Step 6: Final answer
    x = 34,112.55

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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.