Finding the Fourth Proportional to 207,230.01, 310,832.32 and 121,888.06
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Solution
The fourth proportional to 207,230.01, 310,832.32 and 121,888.06 is: 182,824.62
Step by Step Solution
- Step 1: Write the proportion equation
207,230.01 : 310,832.32 = 121,888.06 : x - Step 2: Convert to fraction form
207,230.01/310,832.32 = 121,888.06/x - Step 3: Cross multiply
207,230.01x = 310,832.32 × 121,888.06 - Step 4: Simplify right side
207,230.01x = 37,886,747,616.84 - Step 5: Solve for x
x = 37,886,747,616.84/207,230.01 - Step 6: Final answer
x = 182,824.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.