Finding the Fourth Proportional to 181,800.99, 272,742.80 and 55,452.53
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Solution
The fourth proportional to 181,800.99, 272,742.80 and 55,452.53 is: 83,191.40
Step by Step Solution
- Step 1: Write the proportion equation
181,800.99 : 272,742.80 = 55,452.53 : x - Step 2: Convert to fraction form
181,800.99/272,742.80 = 55,452.53/x - Step 3: Cross multiply
181,800.99x = 272,742.80 × 55,452.53 - Step 4: Simplify right side
181,800.99x = 15,124,278,703.88 - Step 5: Solve for x
x = 15,124,278,703.88/181,800.99 - Step 6: Final answer
x = 83,191.40
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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.