Finding the Fourth Proportional to 226,549.42, 312,639.42 and 124,581.46
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Solution
The fourth proportional to 226,549.42, 312,639.42 and 124,581.46 is: 171,923.09
Step by Step Solution
- Step 1: Write the proportion equation
226,549.42 : 312,639.42 = 124,581.46 : x - Step 2: Convert to fraction form
226,549.42/312,639.42 = 124,581.46/x - Step 3: Cross multiply
226,549.42x = 312,639.42 × 124,581.46 - Step 4: Simplify right side
226,549.42x = 38,949,075,397.15 - Step 5: Solve for x
x = 38,949,075,397.15/226,549.42 - Step 6: Final answer
x = 171,923.09
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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.