Finding the Fourth Proportional to 161,602.18, 242,402.61 and 49,282.07
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Solution
The fourth proportional to 161,602.18, 242,402.61 and 49,282.07 is: 73,922.90
Step by Step Solution
- Step 1: Write the proportion equation
161,602.18 : 242,402.61 = 49,282.07 : x - Step 2: Convert to fraction form
161,602.18/242,402.61 = 49,282.07/x - Step 3: Cross multiply
161,602.18x = 242,402.61 × 49,282.07 - Step 4: Simplify right side
161,602.18x = 11,946,102,091.20 - Step 5: Solve for x
x = 11,946,102,091.20/161,602.18 - Step 6: Final answer
x = 73,922.90
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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.