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Finding the Fourth Proportional to 200,923.51, 301,455.44 and 125,954.98

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Solution

The fourth proportional to 200,923.51, 301,455.44 and 125,954.98 is: 188,976.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,923.51 : 301,455.44 = 125,954.98 : x
  2. Step 2: Convert to fraction form
    200,923.51/301,455.44 = 125,954.98/x
  3. Step 3: Cross multiply
    200,923.51x = 301,455.44 × 125,954.98
  4. Step 4: Simplify right side
    200,923.51x = 37,969,813,916.09
  5. Step 5: Solve for x
    x = 37,969,813,916.09/200,923.51
  6. Step 6: Final answer
    x = 188,976.46

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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.