Home / 277,824.16-416,735.61-100,331.20

Finding the Fourth Proportional to 277,824.16, 416,735.61 and 100,331.20

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Solution

The fourth proportional to 277,824.16, 416,735.61 and 100,331.20 is: 150,496.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,824.16 : 416,735.61 = 100,331.20 : x
  2. Step 2: Convert to fraction form
    277,824.16/416,735.61 = 100,331.20/x
  3. Step 3: Cross multiply
    277,824.16x = 416,735.61 × 100,331.20
  4. Step 4: Simplify right side
    277,824.16x = 41,811,583,834.03
  5. Step 5: Solve for x
    x = 41,811,583,834.03/277,824.16
  6. Step 6: Final answer
    x = 150,496.57

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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.