Home / 79,757.13-110,069.76-43,947.14

Finding the Fourth Proportional to 79,757.13, 110,069.76 and 43,947.14

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Solution

The fourth proportional to 79,757.13, 110,069.76 and 43,947.14 is: 60,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,757.13 : 110,069.76 = 43,947.14 : x
  2. Step 2: Convert to fraction form
    79,757.13/110,069.76 = 43,947.14/x
  3. Step 3: Cross multiply
    79,757.13x = 110,069.76 × 43,947.14
  4. Step 4: Simplify right side
    79,757.13x = 4,837,251,152.49
  5. Step 5: Solve for x
    x = 4,837,251,152.49/79,757.13
  6. Step 6: Final answer
    x = 60,649.76

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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.