Home / 67,835.73-101,716.31-53,885.10

Finding the Fourth Proportional to 67,835.73, 101,716.31 and 53,885.10

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Solution

The fourth proportional to 67,835.73, 101,716.31 and 53,885.10 is: 80,798.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,835.73 : 101,716.31 = 53,885.10 : x
  2. Step 2: Convert to fraction form
    67,835.73/101,716.31 = 53,885.10/x
  3. Step 3: Cross multiply
    67,835.73x = 101,716.31 × 53,885.10
  4. Step 4: Simplify right side
    67,835.73x = 5,480,993,266.56
  5. Step 5: Solve for x
    x = 5,480,993,266.56/67,835.73
  6. Step 6: Final answer
    x = 80,798.03

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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.