Home / 180,680.75-271,269.39-91,993.85

Finding the Fourth Proportional to 180,680.75, 271,269.39 and 91,993.85

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Solution

The fourth proportional to 180,680.75, 271,269.39 and 91,993.85 is: 138,117.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,680.75 : 271,269.39 = 91,993.85 : x
  2. Step 2: Convert to fraction form
    180,680.75/271,269.39 = 91,993.85/x
  3. Step 3: Cross multiply
    180,680.75x = 271,269.39 × 91,993.85
  4. Step 4: Simplify right side
    180,680.75x = 24,955,113,756.94
  5. Step 5: Solve for x
    x = 24,955,113,756.94/180,680.75
  6. Step 6: Final answer
    x = 138,117.17

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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.