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Finding the Fourth Proportional to 200,320.94, 300,273.74 and 125,268.84

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Solution

The fourth proportional to 200,320.94, 300,273.74 and 125,268.84 is: 187,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,320.94 : 300,273.74 = 125,268.84 : x
  2. Step 2: Convert to fraction form
    200,320.94/300,273.74 = 125,268.84/x
  3. Step 3: Cross multiply
    200,320.94x = 300,273.74 × 125,268.84
  4. Step 4: Simplify right side
    200,320.94x = 37,614,943,092.26
  5. Step 5: Solve for x
    x = 37,614,943,092.26/200,320.94
  6. Step 6: Final answer
    x = 187,773.40

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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.