Home / 104,378.44-156,591.54-45,223.96

Finding the Fourth Proportional to 104,378.44, 156,591.54 and 45,223.96

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Solution

The fourth proportional to 104,378.44, 156,591.54 and 45,223.96 is: 67,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,378.44 : 156,591.54 = 45,223.96 : x
  2. Step 2: Convert to fraction form
    104,378.44/156,591.54 = 45,223.96/x
  3. Step 3: Cross multiply
    104,378.44x = 156,591.54 × 45,223.96
  4. Step 4: Simplify right side
    104,378.44x = 7,081,689,541.30
  5. Step 5: Solve for x
    x = 7,081,689,541.30/104,378.44
  6. Step 6: Final answer
    x = 67,846.29

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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.