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Finding the Fourth Proportional to 133,219.94, 199,928.33 and 63,099.25

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Solution

The fourth proportional to 133,219.94, 199,928.33 and 63,099.25 is: 94,695.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,219.94 : 199,928.33 = 63,099.25 : x
  2. Step 2: Convert to fraction form
    133,219.94/199,928.33 = 63,099.25/x
  3. Step 3: Cross multiply
    133,219.94x = 199,928.33 × 63,099.25
  4. Step 4: Simplify right side
    133,219.94x = 12,615,327,676.75
  5. Step 5: Solve for x
    x = 12,615,327,676.75/133,219.94
  6. Step 6: Final answer
    x = 94,695.49

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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.