Finding the Fourth Proportional to 102,467.05, 141,383.14 and 62,202.01
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Solution
The fourth proportional to 102,467.05, 141,383.14 and 62,202.01 is: 85,825.79
Step by Step Solution
- Step 1: Write the proportion equation
102,467.05 : 141,383.14 = 62,202.01 : x - Step 2: Convert to fraction form
102,467.05/141,383.14 = 62,202.01/x - Step 3: Cross multiply
102,467.05x = 141,383.14 × 62,202.01 - Step 4: Simplify right side
102,467.05x = 8,794,315,488.11 - Step 5: Solve for x
x = 8,794,315,488.11/102,467.05 - Step 6: Final answer
x = 85,825.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.