Home / 79,704.17-110,044.69-49,534.51

Finding the Fourth Proportional to 79,704.17, 110,044.69 and 49,534.51

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Solution

The fourth proportional to 79,704.17, 110,044.69 and 49,534.51 is: 68,390.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,704.17 : 110,044.69 = 49,534.51 : x
  2. Step 2: Convert to fraction form
    79,704.17/110,044.69 = 49,534.51/x
  3. Step 3: Cross multiply
    79,704.17x = 110,044.69 × 49,534.51
  4. Step 4: Simplify right side
    79,704.17x = 5,451,009,797.25
  5. Step 5: Solve for x
    x = 5,451,009,797.25/79,704.17
  6. Step 6: Final answer
    x = 68,390.52

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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.