Home / 126,224.21-188,302.62-122,792.24

Finding the Fourth Proportional to 126,224.21, 188,302.62 and 122,792.24

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Solution

The fourth proportional to 126,224.21, 188,302.62 and 122,792.24 is: 183,182.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,224.21 : 188,302.62 = 122,792.24 : x
  2. Step 2: Convert to fraction form
    126,224.21/188,302.62 = 122,792.24/x
  3. Step 3: Cross multiply
    126,224.21x = 188,302.62 × 122,792.24
  4. Step 4: Simplify right side
    126,224.21x = 23,122,100,814.65
  5. Step 5: Solve for x
    x = 23,122,100,814.65/126,224.21
  6. Step 6: Final answer
    x = 183,182.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.