Finding the Fourth Proportional to 161,352.84, 242,057.34 and 61,521.96
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Solution
The fourth proportional to 161,352.84, 242,057.34 and 61,521.96 is: 92,293.65
Step by Step Solution
- Step 1: Write the proportion equation
161,352.84 : 242,057.34 = 61,521.96 : x - Step 2: Convert to fraction form
161,352.84/242,057.34 = 61,521.96/x - Step 3: Cross multiply
161,352.84x = 242,057.34 × 61,521.96 - Step 4: Simplify right side
161,352.84x = 14,891,841,989.19 - Step 5: Solve for x
x = 14,891,841,989.19/161,352.84 - Step 6: Final answer
x = 92,293.65
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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.