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Finding the Fourth Proportional to 200,533.62, 300,597.91 and 125,706.22

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Solution

The fourth proportional to 200,533.62, 300,597.91 and 125,706.22 is: 188,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,533.62 : 300,597.91 = 125,706.22 : x
  2. Step 2: Convert to fraction form
    200,533.62/300,597.91 = 125,706.22/x
  3. Step 3: Cross multiply
    200,533.62x = 300,597.91 × 125,706.22
  4. Step 4: Simplify right side
    200,533.62x = 37,787,025,871.07
  5. Step 5: Solve for x
    x = 37,787,025,871.07/200,533.62
  6. Step 6: Final answer
    x = 188,432.37

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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.