Finding the Fourth Proportional to 235,657.08, 325,157.16 and 154,104.88
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Solution
The fourth proportional to 235,657.08, 325,157.16 and 154,104.88 is: 212,632.29
Step by Step Solution
- Step 1: Write the proportion equation
235,657.08 : 325,157.16 = 154,104.88 : x - Step 2: Convert to fraction form
235,657.08/325,157.16 = 154,104.88/x - Step 3: Cross multiply
235,657.08x = 325,157.16 × 154,104.88 - Step 4: Simplify right side
235,657.08x = 50,108,304,695.31 - Step 5: Solve for x
x = 50,108,304,695.31/235,657.08 - Step 6: Final answer
x = 212,632.29
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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.