Finding the Fourth Proportional to 161,602.44, 242,253.99 and 82,542.30
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Solution
The fourth proportional to 161,602.44, 242,253.99 and 82,542.30 is: 123,737.00
Step by Step Solution
- Step 1: Write the proportion equation
161,602.44 : 242,253.99 = 82,542.30 : x - Step 2: Convert to fraction form
161,602.44/242,253.99 = 82,542.30/x - Step 3: Cross multiply
161,602.44x = 242,253.99 × 82,542.30 - Step 4: Simplify right side
161,602.44x = 19,996,201,518.78 - Step 5: Solve for x
x = 19,996,201,518.78/161,602.44 - Step 6: Final answer
x = 123,737.00
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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.