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Finding the Fourth Proportional to 64,093.56, 96,124.14 and 19,104.54

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Solution

The fourth proportional to 64,093.56, 96,124.14 and 19,104.54 is: 28,651.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,093.56 : 96,124.14 = 19,104.54 : x
  2. Step 2: Convert to fraction form
    64,093.56/96,124.14 = 19,104.54/x
  3. Step 3: Cross multiply
    64,093.56x = 96,124.14 × 19,104.54
  4. Step 4: Simplify right side
    64,093.56x = 1,836,407,477.60
  5. Step 5: Solve for x
    x = 1,836,407,477.60/64,093.56
  6. Step 6: Final answer
    x = 28,651.98

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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.