Home / 180,194.87-248,658.21-99,617.57

Finding the Fourth Proportional to 180,194.87, 248,658.21 and 99,617.57

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Solution

The fourth proportional to 180,194.87, 248,658.21 and 99,617.57 is: 137,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,194.87 : 248,658.21 = 99,617.57 : x
  2. Step 2: Convert to fraction form
    180,194.87/248,658.21 = 99,617.57/x
  3. Step 3: Cross multiply
    180,194.87x = 248,658.21 × 99,617.57
  4. Step 4: Simplify right side
    180,194.87x = 24,770,726,640.75
  5. Step 5: Solve for x
    x = 24,770,726,640.75/180,194.87
  6. Step 6: Final answer
    x = 137,466.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.