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Finding the Fourth Proportional to 56,798.72, 85,236.96 and 27,236.96

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Solution

The fourth proportional to 56,798.72, 85,236.96 and 27,236.96 is: 40,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,798.72 : 85,236.96 = 27,236.96 : x
  2. Step 2: Convert to fraction form
    56,798.72/85,236.96 = 27,236.96/x
  3. Step 3: Cross multiply
    56,798.72x = 85,236.96 × 27,236.96
  4. Step 4: Simplify right side
    56,798.72x = 2,321,595,670.04
  5. Step 5: Solve for x
    x = 2,321,595,670.04/56,798.72
  6. Step 6: Final answer
    x = 40,874.08

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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.