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Finding the Fourth Proportional to 63,954, 88,256.52 and 35,661.51

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Solution

The fourth proportional to 63,954, 88,256.52 and 35,661.51 is: 49,212.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,954 : 88,256.52 = 35,661.51 : x
  2. Step 2: Convert to fraction form
    63,954/88,256.52 = 35,661.51/x
  3. Step 3: Cross multiply
    63,954x = 88,256.52 × 35,661.51
  4. Step 4: Simplify right side
    63,954x = 3,147,360,770.55
  5. Step 5: Solve for x
    x = 3,147,360,770.55/63,954
  6. Step 6: Final answer
    x = 49,212.88

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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.