Finding the Fourth Proportional to 166,537.26, 249,887.91 and 77,796.99
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Solution
The fourth proportional to 166,537.26, 249,887.91 and 77,796.99 is: 116,733.80
Step by Step Solution
- Step 1: Write the proportion equation
166,537.26 : 249,887.91 = 77,796.99 : x - Step 2: Convert to fraction form
166,537.26/249,887.91 = 77,796.99/x - Step 3: Cross multiply
166,537.26x = 249,887.91 × 77,796.99 - Step 4: Simplify right side
166,537.26x = 19,440,527,235.39 - Step 5: Solve for x
x = 19,440,527,235.39/166,537.26 - Step 6: Final answer
x = 116,733.80
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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.