Home / 203,093.35-280,180.58-122,476.07

Finding the Fourth Proportional to 203,093.35, 280,180.58 and 122,476.07

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Solution

The fourth proportional to 203,093.35, 280,180.58 and 122,476.07 is: 168,963.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,093.35 : 280,180.58 = 122,476.07 : x
  2. Step 2: Convert to fraction form
    203,093.35/280,180.58 = 122,476.07/x
  3. Step 3: Cross multiply
    203,093.35x = 280,180.58 × 122,476.07
  4. Step 4: Simplify right side
    203,093.35x = 34,315,416,985.14
  5. Step 5: Solve for x
    x = 34,315,416,985.14/203,093.35
  6. Step 6: Final answer
    x = 168,963.77

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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.