Home / 92,578.85-127,758.53-50,137.37

Finding the Fourth Proportional to 92,578.85, 127,758.53 and 50,137.37

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Solution

The fourth proportional to 92,578.85, 127,758.53 and 50,137.37 is: 69,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,578.85 : 127,758.53 = 50,137.37 : x
  2. Step 2: Convert to fraction form
    92,578.85/127,758.53 = 50,137.37/x
  3. Step 3: Cross multiply
    92,578.85x = 127,758.53 × 50,137.37
  4. Step 4: Simplify right side
    92,578.85x = 6,405,475,799.79
  5. Step 5: Solve for x
    x = 6,405,475,799.79/92,578.85
  6. Step 6: Final answer
    x = 69,189.41

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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.