Home / 167,578.16-231,180.80-148,477.28

Finding the Fourth Proportional to 167,578.16, 231,180.80 and 148,477.28

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Solution

The fourth proportional to 167,578.16, 231,180.80 and 148,477.28 is: 204,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,578.16 : 231,180.80 = 148,477.28 : x
  2. Step 2: Convert to fraction form
    167,578.16/231,180.80 = 148,477.28/x
  3. Step 3: Cross multiply
    167,578.16x = 231,180.80 × 148,477.28
  4. Step 4: Simplify right side
    167,578.16x = 34,325,096,372.22
  5. Step 5: Solve for x
    x = 34,325,096,372.22/167,578.16
  6. Step 6: Final answer
    x = 204,830.37

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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.