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Finding the Fourth Proportional to 64,563.84, 96,863.04 and 25,132.32

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Solution

The fourth proportional to 64,563.84, 96,863.04 and 25,132.32 is: 37,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,563.84 : 96,863.04 = 25,132.32 : x
  2. Step 2: Convert to fraction form
    64,563.84/96,863.04 = 25,132.32/x
  3. Step 3: Cross multiply
    64,563.84x = 96,863.04 × 25,132.32
  4. Step 4: Simplify right side
    64,563.84x = 2,434,392,917.45
  5. Step 5: Solve for x
    x = 2,434,392,917.45/64,563.84
  6. Step 6: Final answer
    x = 37,705.21

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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.