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Finding the Fourth Proportional to 60,043.74, 82,859.16 and 33,185.66

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Solution

The fourth proportional to 60,043.74, 82,859.16 and 33,185.66 is: 45,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,043.74 : 82,859.16 = 33,185.66 : x
  2. Step 2: Convert to fraction form
    60,043.74/82,859.16 = 33,185.66/x
  3. Step 3: Cross multiply
    60,043.74x = 82,859.16 × 33,185.66
  4. Step 4: Simplify right side
    60,043.74x = 2,749,735,911.65
  5. Step 5: Solve for x
    x = 2,749,735,911.65/60,043.74
  6. Step 6: Final answer
    x = 45,795.55

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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.