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Finding the Fourth Proportional to 200,860.02, 301,282.74 and 60,615

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Solution

The fourth proportional to 200,860.02, 301,282.74 and 60,615 is: 90,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,860.02 : 301,282.74 = 60,615 : x
  2. Step 2: Convert to fraction form
    200,860.02/301,282.74 = 60,615/x
  3. Step 3: Cross multiply
    200,860.02x = 301,282.74 × 60,615
  4. Step 4: Simplify right side
    200,860.02x = 18,262,253,285.10
  5. Step 5: Solve for x
    x = 18,262,253,285.10/200,860.02
  6. Step 6: Final answer
    x = 90,920.30

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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.