Finding the Fourth Proportional to 178,816.19, 246,770.69 and 98,248.94
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Solution
The fourth proportional to 178,816.19, 246,770.69 and 98,248.94 is: 135,585.92
Step by Step Solution
- Step 1: Write the proportion equation
178,816.19 : 246,770.69 = 98,248.94 : x - Step 2: Convert to fraction form
178,816.19/246,770.69 = 98,248.94/x - Step 3: Cross multiply
178,816.19x = 246,770.69 × 98,248.94 - Step 4: Simplify right side
178,816.19x = 24,244,956,990.47 - Step 5: Solve for x
x = 24,244,956,990.47/178,816.19 - Step 6: Final answer
x = 135,585.92
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1.5x scale
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.