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Finding the Fourth Proportional to 136,607.00, 205,961.63 and 134,157.56

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Solution

The fourth proportional to 136,607.00, 205,961.63 and 134,157.56 is: 202,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,607.00 : 205,961.63 = 134,157.56 : x
  2. Step 2: Convert to fraction form
    136,607.00/205,961.63 = 134,157.56/x
  3. Step 3: Cross multiply
    136,607.00x = 205,961.63 × 134,157.56
  4. Step 4: Simplify right side
    136,607.00x = 27,631,308,033.83
  5. Step 5: Solve for x
    x = 27,631,308,033.83/136,607.00
  6. Step 6: Final answer
    x = 202,268.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.