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Finding the Fourth Proportional to 57,397.44, 86,101.12 and 15,844.44

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Solution

The fourth proportional to 57,397.44, 86,101.12 and 15,844.44 is: 23,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,397.44 : 86,101.12 = 15,844.44 : x
  2. Step 2: Convert to fraction form
    57,397.44/86,101.12 = 15,844.44/x
  3. Step 3: Cross multiply
    57,397.44x = 86,101.12 × 15,844.44
  4. Step 4: Simplify right side
    57,397.44x = 1,364,224,029.77
  5. Step 5: Solve for x
    x = 1,364,224,029.77/57,397.44
  6. Step 6: Final answer
    x = 23,768.03

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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.