Home / 104,141.37-156,093.94-47,865.20

Finding the Fourth Proportional to 104,141.37, 156,093.94 and 47,865.20

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Solution

The fourth proportional to 104,141.37, 156,093.94 and 47,865.20 is: 71,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,141.37 : 156,093.94 = 47,865.20 : x
  2. Step 2: Convert to fraction form
    104,141.37/156,093.94 = 47,865.20/x
  3. Step 3: Cross multiply
    104,141.37x = 156,093.94 × 47,865.20
  4. Step 4: Simplify right side
    104,141.37x = 7,471,467,521.60
  5. Step 5: Solve for x
    x = 7,471,467,521.60/104,141.37
  6. Step 6: Final answer
    x = 71,743.51

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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.