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Finding the Fourth Proportional to 200,662.41, 301,024.76 and 67,532.28

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Solution

The fourth proportional to 200,662.41, 301,024.76 and 67,532.28 is: 101,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,662.41 : 301,024.76 = 67,532.28 : x
  2. Step 2: Convert to fraction form
    200,662.41/301,024.76 = 67,532.28/x
  3. Step 3: Cross multiply
    200,662.41x = 301,024.76 × 67,532.28
  4. Step 4: Simplify right side
    200,662.41x = 20,328,888,606.01
  5. Step 5: Solve for x
    x = 20,328,888,606.01/200,662.41
  6. Step 6: Final answer
    x = 101,308.90

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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.