Home / 251,789.54-377,573.56-133,433.20

Finding the Fourth Proportional to 251,789.54, 377,573.56 and 133,433.20

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Solution

The fourth proportional to 251,789.54, 377,573.56 and 133,433.20 is: 200,091.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,789.54 : 377,573.56 = 133,433.20 : x
  2. Step 2: Convert to fraction form
    251,789.54/377,573.56 = 133,433.20/x
  3. Step 3: Cross multiply
    251,789.54x = 377,573.56 × 133,433.20
  4. Step 4: Simplify right side
    251,789.54x = 50,380,848,346.19
  5. Step 5: Solve for x
    x = 50,380,848,346.19/251,789.54
  6. Step 6: Final answer
    x = 200,091.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.