Finding the Fourth Proportional to 181,683.68, 272,452.55 and 75,083.99
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Solution
The fourth proportional to 181,683.68, 272,452.55 and 75,083.99 is: 112,595.82
Step by Step Solution
- Step 1: Write the proportion equation
181,683.68 : 272,452.55 = 75,083.99 : x - Step 2: Convert to fraction form
181,683.68/272,452.55 = 75,083.99/x - Step 3: Cross multiply
181,683.68x = 272,452.55 × 75,083.99 - Step 4: Simplify right side
181,683.68x = 20,456,822,801.99 - Step 5: Solve for x
x = 20,456,822,801.99/181,683.68 - Step 6: Final answer
x = 112,595.82
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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.