Home / 74,836.38-112,273.06-22,245.64

Finding the Fourth Proportional to 74,836.38, 112,273.06 and 22,245.64

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Solution

The fourth proportional to 74,836.38, 112,273.06 and 22,245.64 is: 33,373.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,836.38 : 112,273.06 = 22,245.64 : x
  2. Step 2: Convert to fraction form
    74,836.38/112,273.06 = 22,245.64/x
  3. Step 3: Cross multiply
    74,836.38x = 112,273.06 × 22,245.64
  4. Step 4: Simplify right side
    74,836.38x = 2,497,586,018.84
  5. Step 5: Solve for x
    x = 2,497,586,018.84/74,836.38
  6. Step 6: Final answer
    x = 33,373.96

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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.