Finding the Fourth Proportional to 88,292.49, 132,420.16 and 29,114.29
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Solution
The fourth proportional to 88,292.49, 132,420.16 and 29,114.29 is: 43,665.31
Step by Step Solution
- Step 1: Write the proportion equation
88,292.49 : 132,420.16 = 29,114.29 : x - Step 2: Convert to fraction form
88,292.49/132,420.16 = 29,114.29/x - Step 3: Cross multiply
88,292.49x = 132,420.16 × 29,114.29 - Step 4: Simplify right side
88,292.49x = 3,855,318,940.09 - Step 5: Solve for x
x = 3,855,318,940.09/88,292.49 - Step 6: Final answer
x = 43,665.31
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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.