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Finding the Fourth Proportional to 79,754.09, 110,076.53 and 45,785.52

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Solution

The fourth proportional to 79,754.09, 110,076.53 and 45,785.52 is: 63,193.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,754.09 : 110,076.53 = 45,785.52 : x
  2. Step 2: Convert to fraction form
    79,754.09/110,076.53 = 45,785.52/x
  3. Step 3: Cross multiply
    79,754.09x = 110,076.53 × 45,785.52
  4. Step 4: Simplify right side
    79,754.09x = 5,039,910,936.92
  5. Step 5: Solve for x
    x = 5,039,910,936.92/79,754.09
  6. Step 6: Final answer
    x = 63,193.14

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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.