Finding the Fourth Proportional to 170,663.24, 235,513.62 and 94,183.04
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Solution
The fourth proportional to 170,663.24, 235,513.62 and 94,183.04 is: 129,971.68
Step by Step Solution
- Step 1: Write the proportion equation
170,663.24 : 235,513.62 = 94,183.04 : x - Step 2: Convert to fraction form
170,663.24/235,513.62 = 94,183.04/x - Step 3: Cross multiply
170,663.24x = 235,513.62 × 94,183.04 - Step 4: Simplify right side
170,663.24x = 22,181,387,515.44 - Step 5: Solve for x
x = 22,181,387,515.44/170,663.24 - Step 6: Final answer
x = 129,971.68
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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.