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Finding the Fourth Proportional to 200,886.44, 301,320.99 and 60,640.88

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Solution

The fourth proportional to 200,886.44, 301,320.99 and 60,640.88 is: 90,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,886.44 : 301,320.99 = 60,640.88 : x
  2. Step 2: Convert to fraction form
    200,886.44/301,320.99 = 60,640.88/x
  3. Step 3: Cross multiply
    200,886.44x = 301,320.99 × 60,640.88
  4. Step 4: Simplify right side
    200,886.44x = 18,272,368,489.47
  5. Step 5: Solve for x
    x = 18,272,368,489.47/200,886.44
  6. Step 6: Final answer
    x = 90,958.70

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1.5x scale

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.