Finding the Fourth Proportional to 161,701.80, 242,552.70 and 95,173.80
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Solution
The fourth proportional to 161,701.80, 242,552.70 and 95,173.80 is: 142,760.70
Step by Step Solution
- Step 1: Write the proportion equation
161,701.80 : 242,552.70 = 95,173.80 : x - Step 2: Convert to fraction form
161,701.80/242,552.70 = 95,173.80/x - Step 3: Cross multiply
161,701.80x = 242,552.70 × 95,173.80 - Step 4: Simplify right side
161,701.80x = 23,084,662,159.26 - Step 5: Solve for x
x = 23,084,662,159.26/161,701.80 - Step 6: Final answer
x = 142,760.70
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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.