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Finding the Fourth Proportional to 60,043.73, 82,864.64 and 33,185.66

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Solution

The fourth proportional to 60,043.73, 82,864.64 and 33,185.66 is: 45,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,043.73 : 82,864.64 = 33,185.66 : x
  2. Step 2: Convert to fraction form
    60,043.73/82,864.64 = 33,185.66/x
  3. Step 3: Cross multiply
    60,043.73x = 82,864.64 × 33,185.66
  4. Step 4: Simplify right side
    60,043.73x = 2,749,917,188.81
  5. Step 5: Solve for x
    x = 2,749,917,188.81/60,043.73
  6. Step 6: Final answer
    x = 45,798.58

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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.