Home / 88,372.52-121,954.62-48,086.60

Finding the Fourth Proportional to 88,372.52, 121,954.62 and 48,086.60

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Solution

The fourth proportional to 88,372.52, 121,954.62 and 48,086.60 is: 66,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,372.52 : 121,954.62 = 48,086.60 : x
  2. Step 2: Convert to fraction form
    88,372.52/121,954.62 = 48,086.60/x
  3. Step 3: Cross multiply
    88,372.52x = 121,954.62 × 48,086.60
  4. Step 4: Simplify right side
    88,372.52x = 5,864,383,030.09
  5. Step 5: Solve for x
    x = 5,864,383,030.09/88,372.52
  6. Step 6: Final answer
    x = 66,359.80

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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.