Home / 79,776.36-110,087.10-43,959.24

Finding the Fourth Proportional to 79,776.36, 110,087.10 and 43,959.24

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Solution

The fourth proportional to 79,776.36, 110,087.10 and 43,959.24 is: 60,661.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,776.36 : 110,087.10 = 43,959.24 : x
  2. Step 2: Convert to fraction form
    79,776.36/110,087.10 = 43,959.24/x
  3. Step 3: Cross multiply
    79,776.36x = 110,087.10 × 43,959.24
  4. Step 4: Simplify right side
    79,776.36x = 4,839,345,249.80
  5. Step 5: Solve for x
    x = 4,839,345,249.80/79,776.36
  6. Step 6: Final answer
    x = 60,661.39

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1.5x scale

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.