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Finding the Fourth Proportional to 63,971.78, 88,277.04 and 35,291.84

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Solution

The fourth proportional to 63,971.78, 88,277.04 and 35,291.84 is: 48,700.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,971.78 : 88,277.04 = 35,291.84 : x
  2. Step 2: Convert to fraction form
    63,971.78/88,277.04 = 35,291.84/x
  3. Step 3: Cross multiply
    63,971.78x = 88,277.04 × 35,291.84
  4. Step 4: Simplify right side
    63,971.78x = 3,115,458,729.97
  5. Step 5: Solve for x
    x = 3,115,458,729.97/63,971.78
  6. Step 6: Final answer
    x = 48,700.52

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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.