Finding the Fourth Proportional to 242,236.93, 334,282.30 and 134,806.81
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Solution
The fourth proportional to 242,236.93, 334,282.30 and 134,806.81 is: 186,030.80
Step by Step Solution
- Step 1: Write the proportion equation
242,236.93 : 334,282.30 = 134,806.81 : x - Step 2: Convert to fraction form
242,236.93/334,282.30 = 134,806.81/x - Step 3: Cross multiply
242,236.93x = 334,282.30 × 134,806.81 - Step 4: Simplify right side
242,236.93x = 45,063,530,502.46 - Step 5: Solve for x
x = 45,063,530,502.46/242,236.93 - Step 6: Final answer
x = 186,030.80
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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.