Finding the Fourth Proportional to 222,054.06, 306,433.08 and 121,452.06
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Solution
The fourth proportional to 222,054.06, 306,433.08 and 121,452.06 is: 167,603.01
Step by Step Solution
- Step 1: Write the proportion equation
222,054.06 : 306,433.08 = 121,452.06 : x - Step 2: Convert to fraction form
222,054.06/306,433.08 = 121,452.06/x - Step 3: Cross multiply
222,054.06x = 306,433.08 × 121,452.06 - Step 4: Simplify right side
222,054.06x = 37,216,928,818.14 - Step 5: Solve for x
x = 37,216,928,818.14/222,054.06 - Step 6: Final answer
x = 167,603.01
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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.