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Finding the Fourth Proportional to 65,662.82, 98,336.40 and 37,497.60

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Solution

The fourth proportional to 65,662.82, 98,336.40 and 37,497.60 is: 56,156.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,662.82 : 98,336.40 = 37,497.60 : x
  2. Step 2: Convert to fraction form
    65,662.82/98,336.40 = 37,497.60/x
  3. Step 3: Cross multiply
    65,662.82x = 98,336.40 × 37,497.60
  4. Step 4: Simplify right side
    65,662.82x = 3,687,378,992.64
  5. Step 5: Solve for x
    x = 3,687,378,992.64/65,662.82
  6. Step 6: Final answer
    x = 56,156.27

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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.