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Finding the Fourth Proportional to 98,797.15, 148,195.83 and 46,243.54

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Solution

The fourth proportional to 98,797.15, 148,195.83 and 46,243.54 is: 69,365.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,797.15 : 148,195.83 = 46,243.54 : x
  2. Step 2: Convert to fraction form
    98,797.15/148,195.83 = 46,243.54/x
  3. Step 3: Cross multiply
    98,797.15x = 148,195.83 × 46,243.54
  4. Step 4: Simplify right side
    98,797.15x = 6,853,099,890.98
  5. Step 5: Solve for x
    x = 6,853,099,890.98/98,797.15
  6. Step 6: Final answer
    x = 69,365.36

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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.