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Finding the Fourth Proportional to 64,335, 96,554.34 and 33,179.16

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Solution

The fourth proportional to 64,335, 96,554.34 and 33,179.16 is: 49,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,335 : 96,554.34 = 33,179.16 : x
  2. Step 2: Convert to fraction form
    64,335/96,554.34 = 33,179.16/x
  3. Step 3: Cross multiply
    64,335x = 96,554.34 × 33,179.16
  4. Step 4: Simplify right side
    64,335x = 3,203,591,895.55
  5. Step 5: Solve for x
    x = 3,203,591,895.55/64,335
  6. Step 6: Final answer
    x = 49,795.48

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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.