Home / 180,137.79-270,375.98-91,454.94

Finding the Fourth Proportional to 180,137.79, 270,375.98 and 91,454.94

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Solution

The fourth proportional to 180,137.79, 270,375.98 and 91,454.94 is: 137,268.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,137.79 : 270,375.98 = 91,454.94 : x
  2. Step 2: Convert to fraction form
    180,137.79/270,375.98 = 91,454.94/x
  3. Step 3: Cross multiply
    180,137.79x = 270,375.98 × 91,454.94
  4. Step 4: Simplify right side
    180,137.79x = 24,727,218,571.07
  5. Step 5: Solve for x
    x = 24,727,218,571.07/180,137.79
  6. Step 6: Final answer
    x = 137,268.36

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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.