Home / 45,757.06-68,523.81-28,202.74

Finding the Fourth Proportional to 45,757.06, 68,523.81 and 28,202.74

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Solution

The fourth proportional to 45,757.06, 68,523.81 and 28,202.74 is: 42,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,757.06 : 68,523.81 = 28,202.74 : x
  2. Step 2: Convert to fraction form
    45,757.06/68,523.81 = 28,202.74/x
  3. Step 3: Cross multiply
    45,757.06x = 68,523.81 × 28,202.74
  4. Step 4: Simplify right side
    45,757.06x = 1,932,559,197.24
  5. Step 5: Solve for x
    x = 1,932,559,197.24/45,757.06
  6. Step 6: Final answer
    x = 42,235.21

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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.