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Finding the Fourth Proportional to 200,778.72, 301,194.24 and 60,551.52

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Solution

The fourth proportional to 200,778.72, 301,194.24 and 60,551.52 is: 90,835.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,778.72 : 301,194.24 = 60,551.52 : x
  2. Step 2: Convert to fraction form
    200,778.72/301,194.24 = 60,551.52/x
  3. Step 3: Cross multiply
    200,778.72x = 301,194.24 × 60,551.52
  4. Step 4: Simplify right side
    200,778.72x = 18,237,769,047.24
  5. Step 5: Solve for x
    x = 18,237,769,047.24/200,778.72
  6. Step 6: Final answer
    x = 90,835.17

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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.