Home / 75,769.61-113,650.30-23,179.10

Finding the Fourth Proportional to 75,769.61, 113,650.30 and 23,179.10

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Solution

The fourth proportional to 75,769.61, 113,650.30 and 23,179.10 is: 34,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,769.61 : 113,650.30 = 23,179.10 : x
  2. Step 2: Convert to fraction form
    75,769.61/113,650.30 = 23,179.10/x
  3. Step 3: Cross multiply
    75,769.61x = 113,650.30 × 23,179.10
  4. Step 4: Simplify right side
    75,769.61x = 2,634,311,326.66
  5. Step 5: Solve for x
    x = 2,634,311,326.66/75,769.61
  6. Step 6: Final answer
    x = 34,767.39

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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.