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Finding the Fourth Proportional to 133,027.90, 199,606.65 and 101,427.10

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Solution

The fourth proportional to 133,027.90, 199,606.65 and 101,427.10 is: 152,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,027.90 : 199,606.65 = 101,427.10 : x
  2. Step 2: Convert to fraction form
    133,027.90/199,606.65 = 101,427.10/x
  3. Step 3: Cross multiply
    133,027.90x = 199,606.65 × 101,427.10
  4. Step 4: Simplify right side
    133,027.90x = 20,245,523,650.22
  5. Step 5: Solve for x
    x = 20,245,523,650.22/133,027.90
  6. Step 6: Final answer
    x = 152,190.06

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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.