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Finding the Fourth Proportional to 235,583.48, 353,378.96 and 58,090.54

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Solution

The fourth proportional to 235,583.48, 353,378.96 and 58,090.54 is: 87,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,583.48 : 353,378.96 = 58,090.54 : x
  2. Step 2: Convert to fraction form
    235,583.48/353,378.96 = 58,090.54/x
  3. Step 3: Cross multiply
    235,583.48x = 353,378.96 × 58,090.54
  4. Step 4: Simplify right side
    235,583.48x = 20,527,972,553.69
  5. Step 5: Solve for x
    x = 20,527,972,553.69/235,583.48
  6. Step 6: Final answer
    x = 87,136.73

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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.