Finding the Fourth Proportional to 88,699.05, 133,069.84 and 29,535.26
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Solution
The fourth proportional to 88,699.05, 133,069.84 and 29,535.26 is: 44,309.96
Step by Step Solution
- Step 1: Write the proportion equation
88,699.05 : 133,069.84 = 29,535.26 : x - Step 2: Convert to fraction form
88,699.05/133,069.84 = 29,535.26/x - Step 3: Cross multiply
88,699.05x = 133,069.84 × 29,535.26 - Step 4: Simplify right side
88,699.05x = 3,930,251,583.37 - Step 5: Solve for x
x = 3,930,251,583.37/88,699.05 - Step 6: Final answer
x = 44,309.96
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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.