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Finding the Fourth Proportional to 63,968.42, 88,277.09 and 35,289.09

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Solution

The fourth proportional to 63,968.42, 88,277.09 and 35,289.09 is: 48,699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,968.42 : 88,277.09 = 35,289.09 : x
  2. Step 2: Convert to fraction form
    63,968.42/88,277.09 = 35,289.09/x
  3. Step 3: Cross multiply
    63,968.42x = 88,277.09 × 35,289.09
  4. Step 4: Simplify right side
    63,968.42x = 3,115,217,997.50
  5. Step 5: Solve for x
    x = 3,115,217,997.50/63,968.42
  6. Step 6: Final answer
    x = 48,699.31

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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.