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Finding the Fourth Proportional to 91,703.97, 137,576.61 and 32,539.56

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Solution

The fourth proportional to 91,703.97, 137,576.61 and 32,539.56 is: 48,816.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,703.97 : 137,576.61 = 32,539.56 : x
  2. Step 2: Convert to fraction form
    91,703.97/137,576.61 = 32,539.56/x
  3. Step 3: Cross multiply
    91,703.97x = 137,576.61 × 32,539.56
  4. Step 4: Simplify right side
    91,703.97x = 4,476,682,355.69
  5. Step 5: Solve for x
    x = 4,476,682,355.69/91,703.97
  6. Step 6: Final answer
    x = 48,816.67

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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.