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Finding the Fourth Proportional to 115,573.56, 173,361.06 and 35,610.54

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Solution

The fourth proportional to 115,573.56, 173,361.06 and 35,610.54 is: 53,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,573.56 : 173,361.06 = 35,610.54 : x
  2. Step 2: Convert to fraction form
    115,573.56/173,361.06 = 35,610.54/x
  3. Step 3: Cross multiply
    115,573.56x = 173,361.06 × 35,610.54
  4. Step 4: Simplify right side
    115,573.56x = 6,173,480,961.57
  5. Step 5: Solve for x
    x = 6,173,480,961.57/115,573.56
  6. Step 6: Final answer
    x = 53,416.03

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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.