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Finding the Fourth Proportional to 104,649.10, 156,973.65 and 33,571.60

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Solution

The fourth proportional to 104,649.10, 156,973.65 and 33,571.60 is: 50,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,649.10 : 156,973.65 = 33,571.60 : x
  2. Step 2: Convert to fraction form
    104,649.10/156,973.65 = 33,571.60/x
  3. Step 3: Cross multiply
    104,649.10x = 156,973.65 × 33,571.60
  4. Step 4: Simplify right side
    104,649.10x = 5,269,856,588.34
  5. Step 5: Solve for x
    x = 5,269,856,588.34/104,649.10
  6. Step 6: Final answer
    x = 50,357.40

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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.