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Finding the Fourth Proportional to 200,845.68, 301,270.84 and 60,605.52

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Solution

The fourth proportional to 200,845.68, 301,270.84 and 60,605.52 is: 90,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,845.68 : 301,270.84 = 60,605.52 : x
  2. Step 2: Convert to fraction form
    200,845.68/301,270.84 = 60,605.52/x
  3. Step 3: Cross multiply
    200,845.68x = 301,270.84 × 60,605.52
  4. Step 4: Simplify right side
    200,845.68x = 18,258,675,919.04
  5. Step 5: Solve for x
    x = 18,258,675,919.04/200,845.68
  6. Step 6: Final answer
    x = 90,908.98

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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.