Finding the Fourth Proportional to 132,330.67, 182,613.70 and 71,901.75
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Solution
The fourth proportional to 132,330.67, 182,613.70 and 71,901.75 is: 99,222.99
Step by Step Solution
- Step 1: Write the proportion equation
132,330.67 : 182,613.70 = 71,901.75 : x - Step 2: Convert to fraction form
132,330.67/182,613.70 = 71,901.75/x - Step 3: Cross multiply
132,330.67x = 182,613.70 × 71,901.75 - Step 4: Simplify right side
132,330.67x = 13,130,244,603.98 - Step 5: Solve for x
x = 13,130,244,603.98/132,330.67 - Step 6: Final answer
x = 99,222.99
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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.