Finding the Fourth Proportional to 163,809.99, 226,065.06 and 92,194.65
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Solution
The fourth proportional to 163,809.99, 226,065.06 and 92,194.65 is: 127,232.71
Step by Step Solution
- Step 1: Write the proportion equation
163,809.99 : 226,065.06 = 92,194.65 : x - Step 2: Convert to fraction form
163,809.99/226,065.06 = 92,194.65/x - Step 3: Cross multiply
163,809.99x = 226,065.06 × 92,194.65 - Step 4: Simplify right side
163,809.99x = 20,841,989,083.93 - Step 5: Solve for x
x = 20,841,989,083.93/163,809.99 - Step 6: Final answer
x = 127,232.71
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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.