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Finding the Fourth Proportional to 151,804.60, 227,844.60 and 76,976.80

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Solution

The fourth proportional to 151,804.60, 227,844.60 and 76,976.80 is: 115,535.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,804.60 : 227,844.60 = 76,976.80 : x
  2. Step 2: Convert to fraction form
    151,804.60/227,844.60 = 76,976.80/x
  3. Step 3: Cross multiply
    151,804.60x = 227,844.60 × 76,976.80
  4. Step 4: Simplify right side
    151,804.60x = 17,538,748,205.28
  5. Step 5: Solve for x
    x = 17,538,748,205.28/151,804.60
  6. Step 6: Final answer
    x = 115,535.02

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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.