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Finding the Fourth Proportional to 64,083.96, 96,110.28 and 19,096.56

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Solution

The fourth proportional to 64,083.96, 96,110.28 and 19,096.56 is: 28,640.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,083.96 : 96,110.28 = 19,096.56 : x
  2. Step 2: Convert to fraction form
    64,083.96/96,110.28 = 19,096.56/x
  3. Step 3: Cross multiply
    64,083.96x = 96,110.28 × 19,096.56
  4. Step 4: Simplify right side
    64,083.96x = 1,835,375,728.64
  5. Step 5: Solve for x
    x = 1,835,375,728.64/64,083.96
  6. Step 6: Final answer
    x = 28,640.17

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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.