Home / 79,700.22-109,981.92-43,883.46

Finding the Fourth Proportional to 79,700.22, 109,981.92 and 43,883.46

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Solution

The fourth proportional to 79,700.22, 109,981.92 and 43,883.46 is: 60,556.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,700.22 : 109,981.92 = 43,883.46 : x
  2. Step 2: Convert to fraction form
    79,700.22/109,981.92 = 43,883.46/x
  3. Step 3: Cross multiply
    79,700.22x = 109,981.92 × 43,883.46
  4. Step 4: Simplify right side
    79,700.22x = 4,826,387,187.04
  5. Step 5: Solve for x
    x = 4,826,387,187.04/79,700.22
  6. Step 6: Final answer
    x = 60,556.76

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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.