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Finding the Fourth Proportional to 56,996, 85,500.84 and 23,738.60

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Solution

The fourth proportional to 56,996, 85,500.84 and 23,738.60 is: 35,610.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,996 : 85,500.84 = 23,738.60 : x
  2. Step 2: Convert to fraction form
    56,996/85,500.84 = 23,738.60/x
  3. Step 3: Cross multiply
    56,996x = 85,500.84 × 23,738.60
  4. Step 4: Simplify right side
    56,996x = 2,029,670,240.42
  5. Step 5: Solve for x
    x = 2,029,670,240.42/56,996
  6. Step 6: Final answer
    x = 35,610.75

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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.