Home / 104,104.26-156,157.70-36,638.33

Finding the Fourth Proportional to 104,104.26, 156,157.70 and 36,638.33

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Solution

The fourth proportional to 104,104.26, 156,157.70 and 36,638.33 is: 54,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,104.26 : 156,157.70 = 36,638.33 : x
  2. Step 2: Convert to fraction form
    104,104.26/156,157.70 = 36,638.33/x
  3. Step 3: Cross multiply
    104,104.26x = 156,157.70 × 36,638.33
  4. Step 4: Simplify right side
    104,104.26x = 5,721,356,380.66
  5. Step 5: Solve for x
    x = 5,721,356,380.66/104,104.26
  6. Step 6: Final answer
    x = 54,957.95

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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.