Finding the Fourth Proportional to 161,207.80, 225,924.20 and 161,207.80
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Solution
The fourth proportional to 161,207.80, 225,924.20 and 161,207.80 is: 225,924.20
Step by Step Solution
- Step 1: Write the proportion equation
161,207.80 : 225,924.20 = 161,207.80 : x - Step 2: Convert to fraction form
161,207.80/225,924.20 = 161,207.80/x - Step 3: Cross multiply
161,207.80x = 225,924.20 × 161,207.80 - Step 4: Simplify right side
161,207.80x = 36,420,743,248.76 - Step 5: Solve for x
x = 36,420,743,248.76/161,207.80 - Step 6: Final answer
x = 225,924.20
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.