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Finding the Fourth Proportional to 64,335.84, 96,397.04 and 45,522.62

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Solution

The fourth proportional to 64,335.84, 96,397.04 and 45,522.62 is: 68,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,335.84 : 96,397.04 = 45,522.62 : x
  2. Step 2: Convert to fraction form
    64,335.84/96,397.04 = 45,522.62/x
  3. Step 3: Cross multiply
    64,335.84x = 96,397.04 × 45,522.62
  4. Step 4: Simplify right side
    64,335.84x = 4,388,245,821.04
  5. Step 5: Solve for x
    x = 4,388,245,821.04/64,335.84
  6. Step 6: Final answer
    x = 68,208.42

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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.