Home / 200,427.89-276,594.46-109,783.85

Finding the Fourth Proportional to 200,427.89, 276,594.46 and 109,783.85

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Solution

The fourth proportional to 200,427.89, 276,594.46 and 109,783.85 is: 151,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,427.89 : 276,594.46 = 109,783.85 : x
  2. Step 2: Convert to fraction form
    200,427.89/276,594.46 = 109,783.85/x
  3. Step 3: Cross multiply
    200,427.89x = 276,594.46 × 109,783.85
  4. Step 4: Simplify right side
    200,427.89x = 30,365,603,050.04
  5. Step 5: Solve for x
    x = 30,365,603,050.04/200,427.89
  6. Step 6: Final answer
    x = 151,503.88

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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.