Home / 104,221.75-156,294.33-35,813.90

Finding the Fourth Proportional to 104,221.75, 156,294.33 and 35,813.90

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Solution

The fourth proportional to 104,221.75, 156,294.33 and 35,813.90 is: 53,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,221.75 : 156,294.33 = 35,813.90 : x
  2. Step 2: Convert to fraction form
    104,221.75/156,294.33 = 35,813.90/x
  3. Step 3: Cross multiply
    104,221.75x = 156,294.33 × 35,813.90
  4. Step 4: Simplify right side
    104,221.75x = 5,597,509,505.19
  5. Step 5: Solve for x
    x = 5,597,509,505.19/104,221.75
  6. Step 6: Final answer
    x = 53,707.69

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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.