Finding the Fourth Proportional to 161,722.97, 242,316.26 and 98,351.40
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Solution
The fourth proportional to 161,722.97, 242,316.26 and 98,351.40 is: 147,364.00
Step by Step Solution
- Step 1: Write the proportion equation
161,722.97 : 242,316.26 = 98,351.40 : x - Step 2: Convert to fraction form
161,722.97/242,316.26 = 98,351.40/x - Step 3: Cross multiply
161,722.97x = 242,316.26 × 98,351.40 - Step 4: Simplify right side
161,722.97x = 23,832,142,922.01 - Step 5: Solve for x
x = 23,832,142,922.01/161,722.97 - Step 6: Final answer
x = 147,364.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.