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Finding the Fourth Proportional to 133,798.30, 184,650.19 and 88,396.64

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Solution

The fourth proportional to 133,798.30, 184,650.19 and 88,396.64 is: 121,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,798.30 : 184,650.19 = 88,396.64 : x
  2. Step 2: Convert to fraction form
    133,798.30/184,650.19 = 88,396.64/x
  3. Step 3: Cross multiply
    133,798.30x = 184,650.19 × 88,396.64
  4. Step 4: Simplify right side
    133,798.30x = 16,322,456,371.36
  5. Step 5: Solve for x
    x = 16,322,456,371.36/133,798.30
  6. Step 6: Final answer
    x = 121,993.00

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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.