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Finding the Fourth Proportional to 73,361.73, 101,239.62 and 43,148.33

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Solution

The fourth proportional to 73,361.73, 101,239.62 and 43,148.33 is: 59,544.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,361.73 : 101,239.62 = 43,148.33 : x
  2. Step 2: Convert to fraction form
    73,361.73/101,239.62 = 43,148.33/x
  3. Step 3: Cross multiply
    73,361.73x = 101,239.62 × 43,148.33
  4. Step 4: Simplify right side
    73,361.73x = 4,368,320,026.64
  5. Step 5: Solve for x
    x = 4,368,320,026.64/73,361.73
  6. Step 6: Final answer
    x = 59,544.94

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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.