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Finding the Fourth Proportional to 64,228.32, 96,100.56 and 44,544.96

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Solution

The fourth proportional to 64,228.32, 96,100.56 and 44,544.96 is: 66,649.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,228.32 : 96,100.56 = 44,544.96 : x
  2. Step 2: Convert to fraction form
    64,228.32/96,100.56 = 44,544.96/x
  3. Step 3: Cross multiply
    64,228.32x = 96,100.56 × 44,544.96
  4. Step 4: Simplify right side
    64,228.32x = 4,280,795,601.18
  5. Step 5: Solve for x
    x = 4,280,795,601.18/64,228.32
  6. Step 6: Final answer
    x = 66,649.66

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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.