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Finding the Fourth Proportional to 64,255.90, 88,673.13 and 35,961.59

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Solution

The fourth proportional to 64,255.90, 88,673.13 and 35,961.59 is: 49,626.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,255.90 : 88,673.13 = 35,961.59 : x
  2. Step 2: Convert to fraction form
    64,255.90/88,673.13 = 35,961.59/x
  3. Step 3: Cross multiply
    64,255.90x = 88,673.13 × 35,961.59
  4. Step 4: Simplify right side
    64,255.90x = 3,188,826,467.97
  5. Step 5: Solve for x
    x = 3,188,826,467.97/64,255.90
  6. Step 6: Final answer
    x = 49,626.98

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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.