Finding the Fourth Proportional to 162,409.84, 243,612.08 and 48,557.92
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Solution
The fourth proportional to 162,409.84, 243,612.08 and 48,557.92 is: 72,836.08
Step by Step Solution
- Step 1: Write the proportion equation
162,409.84 : 243,612.08 = 48,557.92 : x - Step 2: Convert to fraction form
162,409.84/243,612.08 = 48,557.92/x - Step 3: Cross multiply
162,409.84x = 243,612.08 × 48,557.92 - Step 4: Simplify right side
162,409.84x = 11,829,295,891.67 - Step 5: Solve for x
x = 11,829,295,891.67/162,409.84 - Step 6: Final answer
x = 72,836.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.