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Finding the Fourth Proportional to 65,945.64, 91,046.52 and 45,796.08

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Solution

The fourth proportional to 65,945.64, 91,046.52 and 45,796.08 is: 63,227.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,945.64 : 91,046.52 = 45,796.08 : x
  2. Step 2: Convert to fraction form
    65,945.64/91,046.52 = 45,796.08/x
  3. Step 3: Cross multiply
    65,945.64x = 91,046.52 × 45,796.08
  4. Step 4: Simplify right side
    65,945.64x = 4,169,573,713.64
  5. Step 5: Solve for x
    x = 4,169,573,713.64/65,945.64
  6. Step 6: Final answer
    x = 63,227.44

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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.