Finding the Fourth Proportional to 160,603.21, 240,811.42 and 60,771.11
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Solution
The fourth proportional to 160,603.21, 240,811.42 and 60,771.11 is: 91,121.32
Step by Step Solution
- Step 1: Write the proportion equation
160,603.21 : 240,811.42 = 60,771.11 : x - Step 2: Convert to fraction form
160,603.21/240,811.42 = 60,771.11/x - Step 3: Cross multiply
160,603.21x = 240,811.42 × 60,771.11 - Step 4: Simplify right side
160,603.21x = 14,634,377,294.08 - Step 5: Solve for x
x = 14,634,377,294.08/160,603.21 - Step 6: Final answer
x = 91,121.32
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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.