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Finding the Fourth Proportional to 64,262.66, 88,682.45 and 35,968.34

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Solution

The fourth proportional to 64,262.66, 88,682.45 and 35,968.34 is: 49,636.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,262.66 : 88,682.45 = 35,968.34 : x
  2. Step 2: Convert to fraction form
    64,262.66/88,682.45 = 35,968.34/x
  3. Step 3: Cross multiply
    64,262.66x = 88,682.45 × 35,968.34
  4. Step 4: Simplify right side
    64,262.66x = 3,189,760,555.50
  5. Step 5: Solve for x
    x = 3,189,760,555.50/64,262.66
  6. Step 6: Final answer
    x = 49,636.30

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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.