Home / 251,749.32-377,513.19-133,393.38

Finding the Fourth Proportional to 251,749.32, 377,513.19 and 133,393.38

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Solution

The fourth proportional to 251,749.32, 377,513.19 and 133,393.38 is: 200,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,749.32 : 377,513.19 = 133,393.38 : x
  2. Step 2: Convert to fraction form
    251,749.32/377,513.19 = 133,393.38/x
  3. Step 3: Cross multiply
    251,749.32x = 377,513.19 × 133,393.38
  4. Step 4: Simplify right side
    251,749.32x = 50,357,760,408.68
  5. Step 5: Solve for x
    x = 50,357,760,408.68/251,749.32
  6. Step 6: Final answer
    x = 200,031.37

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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.