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Finding the Fourth Proportional to 200,662.37, 301,024.57 and 67,532.19

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Solution

The fourth proportional to 200,662.37, 301,024.57 and 67,532.19 is: 101,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,662.37 : 301,024.57 = 67,532.19 : x
  2. Step 2: Convert to fraction form
    200,662.37/301,024.57 = 67,532.19/x
  3. Step 3: Cross multiply
    200,662.37x = 301,024.57 × 67,532.19
  4. Step 4: Simplify right side
    200,662.37x = 20,328,848,455.91
  5. Step 5: Solve for x
    x = 20,328,848,455.91/200,662.37
  6. Step 6: Final answer
    x = 101,308.72

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1.5x scale

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.