Home / 79,656.24-109,924.77-43,845.48

Finding the Fourth Proportional to 79,656.24, 109,924.77 and 43,845.48

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Solution

The fourth proportional to 79,656.24, 109,924.77 and 43,845.48 is: 60,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,656.24 : 109,924.77 = 43,845.48 : x
  2. Step 2: Convert to fraction form
    79,656.24/109,924.77 = 43,845.48/x
  3. Step 3: Cross multiply
    79,656.24x = 109,924.77 × 43,845.48
  4. Step 4: Simplify right side
    79,656.24x = 4,819,704,036.48
  5. Step 5: Solve for x
    x = 4,819,704,036.48/79,656.24
  6. Step 6: Final answer
    x = 60,506.30

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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.