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Finding the Fourth Proportional to 133,394.05, 200,017.23 and 54,563.65

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Solution

The fourth proportional to 133,394.05, 200,017.23 and 54,563.65 is: 81,815.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,394.05 : 200,017.23 = 54,563.65 : x
  2. Step 2: Convert to fraction form
    133,394.05/200,017.23 = 54,563.65/x
  3. Step 3: Cross multiply
    133,394.05x = 200,017.23 × 54,563.65
  4. Step 4: Simplify right side
    133,394.05x = 10,913,670,131.69
  5. Step 5: Solve for x
    x = 10,913,670,131.69/133,394.05
  6. Step 6: Final answer
    x = 81,815.27

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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.