Home / 75,771.11-113,652.54-23,180.60

Finding the Fourth Proportional to 75,771.11, 113,652.54 and 23,180.60

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Solution

The fourth proportional to 75,771.11, 113,652.54 and 23,180.60 is: 34,769.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,771.11 : 113,652.54 = 23,180.60 : x
  2. Step 2: Convert to fraction form
    75,771.11/113,652.54 = 23,180.60/x
  3. Step 3: Cross multiply
    75,771.11x = 113,652.54 × 23,180.60
  4. Step 4: Simplify right side
    75,771.11x = 2,634,533,384.56
  5. Step 5: Solve for x
    x = 2,634,533,384.56/75,771.11
  6. Step 6: Final answer
    x = 34,769.63

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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.