Finding the Fourth Proportional to 168,183.42, 232,092.18 and 92,731.92
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Solution
The fourth proportional to 168,183.42, 232,092.18 and 92,731.92 is: 127,969.53
Step by Step Solution
- Step 1: Write the proportion equation
168,183.42 : 232,092.18 = 92,731.92 : x - Step 2: Convert to fraction form
168,183.42/232,092.18 = 92,731.92/x - Step 3: Cross multiply
168,183.42x = 232,092.18 × 92,731.92 - Step 4: Simplify right side
168,183.42x = 21,522,353,468.39 - Step 5: Solve for x
x = 21,522,353,468.39/168,183.42 - Step 6: Final answer
x = 127,969.53
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1.5x scale
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.