Finding the Fourth Proportional to 173,136.08, 239,027.15 and 131,977.06
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Solution
The fourth proportional to 173,136.08, 239,027.15 and 131,977.06 is: 182,204.09
Step by Step Solution
- Step 1: Write the proportion equation
173,136.08 : 239,027.15 = 131,977.06 : x - Step 2: Convert to fraction form
173,136.08/239,027.15 = 131,977.06/x - Step 3: Cross multiply
173,136.08x = 239,027.15 × 131,977.06 - Step 4: Simplify right side
173,136.08x = 31,546,101,594.08 - Step 5: Solve for x
x = 31,546,101,594.08/173,136.08 - Step 6: Final answer
x = 182,204.09
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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.