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Finding the Fourth Proportional to 151,647.53, 227,511.60 and 51,807.53

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Solution

The fourth proportional to 151,647.53, 227,511.60 and 51,807.53 is: 77,725.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,647.53 : 227,511.60 = 51,807.53 : x
  2. Step 2: Convert to fraction form
    151,647.53/227,511.60 = 51,807.53/x
  3. Step 3: Cross multiply
    151,647.53x = 227,511.60 × 51,807.53
  4. Step 4: Simplify right side
    151,647.53x = 11,786,814,042.35
  5. Step 5: Solve for x
    x = 11,786,814,042.35/151,647.53
  6. Step 6: Final answer
    x = 77,725.06

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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.