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Finding the Fourth Proportional to 200,871.48, 301,330.26 and 60,638.52

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Solution

The fourth proportional to 200,871.48, 301,330.26 and 60,638.52 is: 90,964.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,871.48 : 301,330.26 = 60,638.52 : x
  2. Step 2: Convert to fraction form
    200,871.48/301,330.26 = 60,638.52/x
  3. Step 3: Cross multiply
    200,871.48x = 301,330.26 × 60,638.52
  4. Step 4: Simplify right side
    200,871.48x = 18,272,220,997.62
  5. Step 5: Solve for x
    x = 18,272,220,997.62/200,871.48
  6. Step 6: Final answer
    x = 90,964.74

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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.