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Finding the Fourth Proportional to 101,660.36, 152,489.43 and 41,675.45

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Solution

The fourth proportional to 101,660.36, 152,489.43 and 41,675.45 is: 62,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,660.36 : 152,489.43 = 41,675.45 : x
  2. Step 2: Convert to fraction form
    101,660.36/152,489.43 = 41,675.45/x
  3. Step 3: Cross multiply
    101,660.36x = 152,489.43 × 41,675.45
  4. Step 4: Simplify right side
    101,660.36x = 6,355,066,009.85
  5. Step 5: Solve for x
    x = 6,355,066,009.85/101,660.36
  6. Step 6: Final answer
    x = 62,512.73

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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.