Home / 200,319.75-276,442.07-109,684.13

Finding the Fourth Proportional to 200,319.75, 276,442.07 and 109,684.13

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Solution

The fourth proportional to 200,319.75, 276,442.07 and 109,684.13 is: 151,364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,319.75 : 276,442.07 = 109,684.13 : x
  2. Step 2: Convert to fraction form
    200,319.75/276,442.07 = 109,684.13/x
  3. Step 3: Cross multiply
    200,319.75x = 276,442.07 × 109,684.13
  4. Step 4: Simplify right side
    200,319.75x = 30,321,306,012.72
  5. Step 5: Solve for x
    x = 30,321,306,012.72/200,319.75
  6. Step 6: Final answer
    x = 151,364.54

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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.