Finding the Fourth Proportional to 203,933.50, 281,461.93 and 169,888.06
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Solution
The fourth proportional to 203,933.50, 281,461.93 and 169,888.06 is: 234,473.60
Step by Step Solution
- Step 1: Write the proportion equation
203,933.50 : 281,461.93 = 169,888.06 : x - Step 2: Convert to fraction form
203,933.50/281,461.93 = 169,888.06/x - Step 3: Cross multiply
203,933.50x = 281,461.93 × 169,888.06 - Step 4: Simplify right side
203,933.50x = 47,817,019,844.25 - Step 5: Solve for x
x = 47,817,019,844.25/203,933.50 - Step 6: Final answer
x = 234,473.60
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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.