Finding the Fourth Proportional to 168,181.92, 232,090.11 and 92,730.42
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Solution
The fourth proportional to 168,181.92, 232,090.11 and 92,730.42 is: 127,967.46
Step by Step Solution
- Step 1: Write the proportion equation
168,181.92 : 232,090.11 = 92,730.42 : x - Step 2: Convert to fraction form
168,181.92/232,090.11 = 92,730.42/x - Step 3: Cross multiply
168,181.92x = 232,090.11 × 92,730.42 - Step 4: Simplify right side
168,181.92x = 21,521,813,378.15 - Step 5: Solve for x
x = 21,521,813,378.15/168,181.92 - Step 6: Final answer
x = 127,967.46
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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.