Finding the Fourth Proportional to 88,770.36, 122,502.94 and 48,484.11
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Solution
The fourth proportional to 88,770.36, 122,502.94 and 48,484.11 is: 66,907.99
Step by Step Solution
- Step 1: Write the proportion equation
88,770.36 : 122,502.94 = 48,484.11 : x - Step 2: Convert to fraction form
88,770.36/122,502.94 = 48,484.11/x - Step 3: Cross multiply
88,770.36x = 122,502.94 × 48,484.11 - Step 4: Simplify right side
88,770.36x = 5,939,446,018.28 - Step 5: Solve for x
x = 5,939,446,018.28/88,770.36 - Step 6: Final answer
x = 66,907.99
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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.