Finding the Fourth Proportional to 168,384.12, 252,573.93 and 48,444.18
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Solution
The fourth proportional to 168,384.12, 252,573.93 and 48,444.18 is: 72,665.62
Step by Step Solution
- Step 1: Write the proportion equation
168,384.12 : 252,573.93 = 48,444.18 : x - Step 2: Convert to fraction form
168,384.12/252,573.93 = 48,444.18/x - Step 3: Cross multiply
168,384.12x = 252,573.93 × 48,444.18 - Step 4: Simplify right side
168,384.12x = 12,235,736,928.23 - Step 5: Solve for x
x = 12,235,736,928.23/168,384.12 - Step 6: Final answer
x = 72,665.62
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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.