Home / 67,513.08-101,240.43-28,043.22

Finding the Fourth Proportional to 67,513.08, 101,240.43 and 28,043.22

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Solution

The fourth proportional to 67,513.08, 101,240.43 and 28,043.22 is: 42,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,513.08 : 101,240.43 = 28,043.22 : x
  2. Step 2: Convert to fraction form
    67,513.08/101,240.43 = 28,043.22/x
  3. Step 3: Cross multiply
    67,513.08x = 101,240.43 × 28,043.22
  4. Step 4: Simplify right side
    67,513.08x = 2,839,107,651.38
  5. Step 5: Solve for x
    x = 2,839,107,651.38/67,513.08
  6. Step 6: Final answer
    x = 42,052.71

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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.