Home / 55,049.06-82,564.92-45,748.86

Finding the Fourth Proportional to 55,049.06, 82,564.92 and 45,748.86

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Solution

The fourth proportional to 55,049.06, 82,564.92 and 45,748.86 is: 68,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049.06 : 82,564.92 = 45,748.86 : x
  2. Step 2: Convert to fraction form
    55,049.06/82,564.92 = 45,748.86/x
  3. Step 3: Cross multiply
    55,049.06x = 82,564.92 × 45,748.86
  4. Step 4: Simplify right side
    55,049.06x = 3,777,250,965.99
  5. Step 5: Solve for x
    x = 3,777,250,965.99/55,049.06
  6. Step 6: Final answer
    x = 68,616.08

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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.