Home / 75,132.54-112,709.79-22,546.17

Finding the Fourth Proportional to 75,132.54, 112,709.79 and 22,546.17

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Solution

The fourth proportional to 75,132.54, 112,709.79 and 22,546.17 is: 33,822.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,132.54 : 112,709.79 = 22,546.17 : x
  2. Step 2: Convert to fraction form
    75,132.54/112,709.79 = 22,546.17/x
  3. Step 3: Cross multiply
    75,132.54x = 112,709.79 × 22,546.17
  4. Step 4: Simplify right side
    75,132.54x = 2,541,174,086.00
  5. Step 5: Solve for x
    x = 2,541,174,086.00/75,132.54
  6. Step 6: Final answer
    x = 33,822.55

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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.