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Finding the Fourth Proportional to 64,467.44, 88,967.65 and 35,396.97

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Solution

The fourth proportional to 64,467.44, 88,967.65 and 35,396.97 is: 48,849.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,467.44 : 88,967.65 = 35,396.97 : x
  2. Step 2: Convert to fraction form
    64,467.44/88,967.65 = 35,396.97/x
  3. Step 3: Cross multiply
    64,467.44x = 88,967.65 × 35,396.97
  4. Step 4: Simplify right side
    64,467.44x = 3,149,185,316.34
  5. Step 5: Solve for x
    x = 3,149,185,316.34/64,467.44
  6. Step 6: Final answer
    x = 48,849.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.