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Finding the Fourth Proportional to 64,242.22, 88,654.46 and 35,947.84

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Solution

The fourth proportional to 64,242.22, 88,654.46 and 35,947.84 is: 49,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,242.22 : 88,654.46 = 35,947.84 : x
  2. Step 2: Convert to fraction form
    64,242.22/88,654.46 = 35,947.84/x
  3. Step 3: Cross multiply
    64,242.22x = 88,654.46 × 35,947.84
  4. Step 4: Simplify right side
    64,242.22x = 3,186,936,343.37
  5. Step 5: Solve for x
    x = 3,186,936,343.37/64,242.22
  6. Step 6: Final answer
    x = 49,608.13

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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.