Finding the Fourth Proportional to 183,689.02, 253,502.18 and 122,329.99
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Solution
The fourth proportional to 183,689.02, 253,502.18 and 122,329.99 is: 168,822.93
Step by Step Solution
- Step 1: Write the proportion equation
183,689.02 : 253,502.18 = 122,329.99 : x - Step 2: Convert to fraction form
183,689.02/253,502.18 = 122,329.99/x - Step 3: Cross multiply
183,689.02x = 253,502.18 × 122,329.99 - Step 4: Simplify right side
183,689.02x = 31,010,919,144.38 - Step 5: Solve for x
x = 31,010,919,144.38/183,689.02 - Step 6: Final answer
x = 168,822.93
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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.