Home / 203,093.42-280,262.06-112,453.22

Finding the Fourth Proportional to 203,093.42, 280,262.06 and 112,453.22

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Solution

The fourth proportional to 203,093.42, 280,262.06 and 112,453.22 is: 155,181.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,093.42 : 280,262.06 = 112,453.22 : x
  2. Step 2: Convert to fraction form
    203,093.42/280,262.06 = 112,453.22/x
  3. Step 3: Cross multiply
    203,093.42x = 280,262.06 × 112,453.22
  4. Step 4: Simplify right side
    203,093.42x = 31,516,371,090.83
  5. Step 5: Solve for x
    x = 31,516,371,090.83/203,093.42
  6. Step 6: Final answer
    x = 155,181.65

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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.