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Finding the Fourth Proportional to 64,255.06, 88,673.16 and 35,960.68

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Solution

The fourth proportional to 64,255.06, 88,673.16 and 35,960.68 is: 49,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,255.06 : 88,673.16 = 35,960.68 : x
  2. Step 2: Convert to fraction form
    64,255.06/88,673.16 = 35,960.68/x
  3. Step 3: Cross multiply
    64,255.06x = 88,673.16 × 35,960.68
  4. Step 4: Simplify right side
    64,255.06x = 3,188,747,131.35
  5. Step 5: Solve for x
    x = 3,188,747,131.35/64,255.06
  6. Step 6: Final answer
    x = 49,626.40

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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.