Home / 75,769.80-113,650.58-23,179.28

Finding the Fourth Proportional to 75,769.80, 113,650.58 and 23,179.28

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Solution

The fourth proportional to 75,769.80, 113,650.58 and 23,179.28 is: 34,767.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,769.80 : 113,650.58 = 23,179.28 : x
  2. Step 2: Convert to fraction form
    75,769.80/113,650.58 = 23,179.28/x
  3. Step 3: Cross multiply
    75,769.80x = 113,650.58 × 23,179.28
  4. Step 4: Simplify right side
    75,769.80x = 2,634,338,615.98
  5. Step 5: Solve for x
    x = 2,634,338,615.98/75,769.80
  6. Step 6: Final answer
    x = 34,767.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.