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Finding the Fourth Proportional to 235,670.28, 353,505.42 and 165,861.24

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Solution

The fourth proportional to 235,670.28, 353,505.42 and 165,861.24 is: 248,791.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,670.28 : 353,505.42 = 165,861.24 : x
  2. Step 2: Convert to fraction form
    235,670.28/353,505.42 = 165,861.24/x
  3. Step 3: Cross multiply
    235,670.28x = 353,505.42 × 165,861.24
  4. Step 4: Simplify right side
    235,670.28x = 58,632,847,307.92
  5. Step 5: Solve for x
    x = 58,632,847,307.92/235,670.28
  6. Step 6: Final answer
    x = 248,791.86

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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.