Home / 133,813.94-200,720.97-40,319.69

Finding the Fourth Proportional to 133,813.94, 200,720.97 and 40,319.69

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Solution

The fourth proportional to 133,813.94, 200,720.97 and 40,319.69 is: 60,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,813.94 : 200,720.97 = 40,319.69 : x
  2. Step 2: Convert to fraction form
    133,813.94/200,720.97 = 40,319.69/x
  3. Step 3: Cross multiply
    133,813.94x = 200,720.97 × 40,319.69
  4. Step 4: Simplify right side
    133,813.94x = 8,093,006,283.29
  5. Step 5: Solve for x
    x = 8,093,006,283.29/133,813.94
  6. Step 6: Final answer
    x = 60,479.55

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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.