Home / 104,515.26-156,739.45-34,377.98

Finding the Fourth Proportional to 104,515.26, 156,739.45 and 34,377.98

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Solution

The fourth proportional to 104,515.26, 156,739.45 and 34,377.98 is: 51,555.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,515.26 : 156,739.45 = 34,377.98 : x
  2. Step 2: Convert to fraction form
    104,515.26/156,739.45 = 34,377.98/x
  3. Step 3: Cross multiply
    104,515.26x = 156,739.45 × 34,377.98
  4. Step 4: Simplify right side
    104,515.26x = 5,388,385,677.31
  5. Step 5: Solve for x
    x = 5,388,385,677.31/104,515.26
  6. Step 6: Final answer
    x = 51,555.97

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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.