Finding the Fourth Proportional to 164,315.49, 226,753.74 and 92,718.78
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Solution
The fourth proportional to 164,315.49, 226,753.74 and 92,718.78 is: 127,950.99
Step by Step Solution
- Step 1: Write the proportion equation
164,315.49 : 226,753.74 = 92,718.78 : x - Step 2: Convert to fraction form
164,315.49/226,753.74 = 92,718.78/x - Step 3: Cross multiply
164,315.49x = 226,753.74 × 92,718.78 - Step 4: Simplify right side
164,315.49x = 21,024,330,133.24 - Step 5: Solve for x
x = 21,024,330,133.24/164,315.49 - Step 6: Final answer
x = 127,950.99
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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.