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Finding the Fourth Proportional to 88,992.41, 133,439.40 and 67,652.75

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Solution

The fourth proportional to 88,992.41, 133,439.40 and 67,652.75 is: 101,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,992.41 : 133,439.40 = 67,652.75 : x
  2. Step 2: Convert to fraction form
    88,992.41/133,439.40 = 67,652.75/x
  3. Step 3: Cross multiply
    88,992.41x = 133,439.40 × 67,652.75
  4. Step 4: Simplify right side
    88,992.41x = 9,027,542,701.95
  5. Step 5: Solve for x
    x = 9,027,542,701.95/88,992.41
  6. Step 6: Final answer
    x = 101,441.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.