Finding the Fourth Proportional to 170,684.70, 235,539.99 and 95,231.58
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Solution
The fourth proportional to 170,684.70, 235,539.99 and 95,231.58 is: 131,416.85
Step by Step Solution
- Step 1: Write the proportion equation
170,684.70 : 235,539.99 = 95,231.58 : x - Step 2: Convert to fraction form
170,684.70/235,539.99 = 95,231.58/x - Step 3: Cross multiply
170,684.70x = 235,539.99 × 95,231.58 - Step 4: Simplify right side
170,684.70x = 22,430,845,400.88 - Step 5: Solve for x
x = 22,430,845,400.88/170,684.70 - Step 6: Final answer
x = 131,416.85
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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.