Finding the Fourth Proportional to 119,644.08, 165,108.84 and 69,372.24
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Solution
The fourth proportional to 119,644.08, 165,108.84 and 69,372.24 is: 95,733.70
Step by Step Solution
- Step 1: Write the proportion equation
119,644.08 : 165,108.84 = 69,372.24 : x - Step 2: Convert to fraction form
119,644.08/165,108.84 = 69,372.24/x - Step 3: Cross multiply
119,644.08x = 165,108.84 × 69,372.24 - Step 4: Simplify right side
119,644.08x = 11,453,970,074.60 - Step 5: Solve for x
x = 11,453,970,074.60/119,644.08 - Step 6: Final answer
x = 95,733.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.