Home / 79,743.49-110,041.94-43,932.78

Finding the Fourth Proportional to 79,743.49, 110,041.94 and 43,932.78

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Solution

The fourth proportional to 79,743.49, 110,041.94 and 43,932.78 is: 60,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,743.49 : 110,041.94 = 43,932.78 : x
  2. Step 2: Convert to fraction form
    79,743.49/110,041.94 = 43,932.78/x
  3. Step 3: Cross multiply
    79,743.49x = 110,041.94 × 43,932.78
  4. Step 4: Simplify right side
    79,743.49x = 4,834,448,450.63
  5. Step 5: Solve for x
    x = 4,834,448,450.63/79,743.49
  6. Step 6: Final answer
    x = 60,624.99

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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.