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Finding the Fourth Proportional to 60,872.66, 91,183.23 and 35,835.56

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Solution

The fourth proportional to 60,872.66, 91,183.23 and 35,835.56 is: 53,679.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,872.66 : 91,183.23 = 35,835.56 : x
  2. Step 2: Convert to fraction form
    60,872.66/91,183.23 = 35,835.56/x
  3. Step 3: Cross multiply
    60,872.66x = 91,183.23 × 35,835.56
  4. Step 4: Simplify right side
    60,872.66x = 3,267,602,109.66
  5. Step 5: Solve for x
    x = 3,267,602,109.66/60,872.66
  6. Step 6: Final answer
    x = 53,679.31

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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.