Home / 67,709.43-101,588.45-30,266.37

Finding the Fourth Proportional to 67,709.43, 101,588.45 and 30,266.37

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Solution

The fourth proportional to 67,709.43, 101,588.45 and 30,266.37 is: 45,410.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,709.43 : 101,588.45 = 30,266.37 : x
  2. Step 2: Convert to fraction form
    67,709.43/101,588.45 = 30,266.37/x
  3. Step 3: Cross multiply
    67,709.43x = 101,588.45 × 30,266.37
  4. Step 4: Simplify right side
    67,709.43x = 3,074,713,464.09
  5. Step 5: Solve for x
    x = 3,074,713,464.09/67,709.43
  6. Step 6: Final answer
    x = 45,410.42

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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.