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Finding the Fourth Proportional to 201,162, 301,757.52 and 60,931.52

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Solution

The fourth proportional to 201,162, 301,757.52 and 60,931.52 is: 91,401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,162 : 301,757.52 = 60,931.52 : x
  2. Step 2: Convert to fraction form
    201,162/301,757.52 = 60,931.52/x
  3. Step 3: Cross multiply
    201,162x = 301,757.52 × 60,931.52
  4. Step 4: Simplify right side
    201,162x = 18,386,544,365.03
  5. Step 5: Solve for x
    x = 18,386,544,365.03/201,162
  6. Step 6: Final answer
    x = 91,401.68

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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.