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Finding the Fourth Proportional to 73,496.82, 101,422.63 and 43,283.41

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Solution

The fourth proportional to 73,496.82, 101,422.63 and 43,283.41 is: 59,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,496.82 : 101,422.63 = 43,283.41 : x
  2. Step 2: Convert to fraction form
    73,496.82/101,422.63 = 43,283.41/x
  3. Step 3: Cross multiply
    73,496.82x = 101,422.63 × 43,283.41
  4. Step 4: Simplify right side
    73,496.82x = 4,389,917,648.62
  5. Step 5: Solve for x
    x = 4,389,917,648.62/73,496.82
  6. Step 6: Final answer
    x = 59,729.36

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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.