Home / 66,881.22-92,293.62-36,665.88

Finding the Fourth Proportional to 66,881.22, 92,293.62 and 36,665.88

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Solution

The fourth proportional to 66,881.22, 92,293.62 and 36,665.88 is: 50,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,881.22 : 92,293.62 = 36,665.88 : x
  2. Step 2: Convert to fraction form
    66,881.22/92,293.62 = 36,665.88/x
  3. Step 3: Cross multiply
    66,881.22x = 92,293.62 × 36,665.88
  4. Step 4: Simplify right side
    66,881.22x = 3,384,026,795.69
  5. Step 5: Solve for x
    x = 3,384,026,795.69/66,881.22
  6. Step 6: Final answer
    x = 50,597.56

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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.