Home / 104,221.15-156,293.44-35,813.31

Finding the Fourth Proportional to 104,221.15, 156,293.44 and 35,813.31

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Solution

The fourth proportional to 104,221.15, 156,293.44 and 35,813.31 is: 53,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,221.15 : 156,293.44 = 35,813.31 : x
  2. Step 2: Convert to fraction form
    104,221.15/156,293.44 = 35,813.31/x
  3. Step 3: Cross multiply
    104,221.15x = 156,293.44 × 35,813.31
  4. Step 4: Simplify right side
    104,221.15x = 5,597,384,775.63
  5. Step 5: Solve for x
    x = 5,597,384,775.63/104,221.15
  6. Step 6: Final answer
    x = 53,706.80

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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.