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Finding the Fourth Proportional to 136,065.60, 204,098.81 and 41,296.55

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Solution

The fourth proportional to 136,065.60, 204,098.81 and 41,296.55 is: 61,944.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,065.60 : 204,098.81 = 41,296.55 : x
  2. Step 2: Convert to fraction form
    136,065.60/204,098.81 = 41,296.55/x
  3. Step 3: Cross multiply
    136,065.60x = 204,098.81 × 41,296.55
  4. Step 4: Simplify right side
    136,065.60x = 8,428,575,485.13
  5. Step 5: Solve for x
    x = 8,428,575,485.13/136,065.60
  6. Step 6: Final answer
    x = 61,944.94

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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.