Finding the Fourth Proportional to 92,550.80, 138,850.81 and 29,372.63
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Solution
The fourth proportional to 92,550.80, 138,850.81 and 29,372.63 is: 44,066.75
Step by Step Solution
- Step 1: Write the proportion equation
92,550.80 : 138,850.81 = 29,372.63 : x - Step 2: Convert to fraction form
92,550.80/138,850.81 = 29,372.63/x - Step 3: Cross multiply
92,550.80x = 138,850.81 × 29,372.63 - Step 4: Simplify right side
92,550.80x = 4,078,412,699.64 - Step 5: Solve for x
x = 4,078,412,699.64/92,550.80 - Step 6: Final answer
x = 44,066.75
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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.