Home / 45,145.08-67,723.38-17,082.36

Finding the Fourth Proportional to 45,145.08, 67,723.38 and 17,082.36

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Solution

The fourth proportional to 45,145.08, 67,723.38 and 17,082.36 is: 25,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,145.08 : 67,723.38 = 17,082.36 : x
  2. Step 2: Convert to fraction form
    45,145.08/67,723.38 = 17,082.36/x
  3. Step 3: Cross multiply
    45,145.08x = 67,723.38 × 17,082.36
  4. Step 4: Simplify right side
    45,145.08x = 1,156,875,157.58
  5. Step 5: Solve for x
    x = 1,156,875,157.58/45,145.08
  6. Step 6: Final answer
    x = 25,625.72

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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.