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Finding the Fourth Proportional to 61,967.84, 85,516.14 and 33,673.52

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Solution

The fourth proportional to 61,967.84, 85,516.14 and 33,673.52 is: 46,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,967.84 : 85,516.14 = 33,673.52 : x
  2. Step 2: Convert to fraction form
    61,967.84/85,516.14 = 33,673.52/x
  3. Step 3: Cross multiply
    61,967.84x = 85,516.14 × 33,673.52
  4. Step 4: Simplify right side
    61,967.84x = 2,879,629,450.61
  5. Step 5: Solve for x
    x = 2,879,629,450.61/61,967.84
  6. Step 6: Final answer
    x = 46,469.74

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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.