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Finding the Fourth Proportional to 94,608.54, 141,894.99 and 35,431.56

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Solution

The fourth proportional to 94,608.54, 141,894.99 and 35,431.56 is: 53,140.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,608.54 : 141,894.99 = 35,431.56 : x
  2. Step 2: Convert to fraction form
    94,608.54/141,894.99 = 35,431.56/x
  3. Step 3: Cross multiply
    94,608.54x = 141,894.99 × 35,431.56
  4. Step 4: Simplify right side
    94,608.54x = 5,027,560,851.88
  5. Step 5: Solve for x
    x = 5,027,560,851.88/94,608.54
  6. Step 6: Final answer
    x = 53,140.67

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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.