Finding the Fourth Proportional to 170,556.65, 235,364.05 and 94,074.10
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Solution
The fourth proportional to 170,556.65, 235,364.05 and 94,074.10 is: 129,819.99
Step by Step Solution
- Step 1: Write the proportion equation
170,556.65 : 235,364.05 = 94,074.10 : x - Step 2: Convert to fraction form
170,556.65/235,364.05 = 94,074.10/x - Step 3: Cross multiply
170,556.65x = 235,364.05 × 94,074.10 - Step 4: Simplify right side
170,556.65x = 22,141,662,128.30 - Step 5: Solve for x
x = 22,141,662,128.30/170,556.65 - Step 6: Final answer
x = 129,819.99
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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.