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Finding the Fourth Proportional to 62,175.73, 85,803.53 and 33,881.41

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Solution

The fourth proportional to 62,175.73, 85,803.53 and 33,881.41 is: 46,756.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,175.73 : 85,803.53 = 33,881.41 : x
  2. Step 2: Convert to fraction form
    62,175.73/85,803.53 = 33,881.41/x
  3. Step 3: Cross multiply
    62,175.73x = 85,803.53 × 33,881.41
  4. Step 4: Simplify right side
    62,175.73x = 2,907,144,853.84
  5. Step 5: Solve for x
    x = 2,907,144,853.84/62,175.73
  6. Step 6: Final answer
    x = 46,756.91

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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.