Home / 180,450.54-270,626.22-100,389.84

Finding the Fourth Proportional to 180,450.54, 270,626.22 and 100,389.84

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Solution

The fourth proportional to 180,450.54, 270,626.22 and 100,389.84 is: 150,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,450.54 : 270,626.22 = 100,389.84 : x
  2. Step 2: Convert to fraction form
    180,450.54/270,626.22 = 100,389.84/x
  3. Step 3: Cross multiply
    180,450.54x = 270,626.22 × 100,389.84
  4. Step 4: Simplify right side
    180,450.54x = 27,168,122,925.60
  5. Step 5: Solve for x
    x = 27,168,122,925.60/180,450.54
  6. Step 6: Final answer
    x = 150,557.17

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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.