Finding the Fourth Proportional to 86,467.68, 119,331.18 and 48,741.84
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Solution
The fourth proportional to 86,467.68, 119,331.18 and 48,741.84 is: 67,267.00
Step by Step Solution
- Step 1: Write the proportion equation
86,467.68 : 119,331.18 = 48,741.84 : x - Step 2: Convert to fraction form
86,467.68/119,331.18 = 48,741.84/x - Step 3: Cross multiply
86,467.68x = 119,331.18 × 48,741.84 - Step 4: Simplify right side
86,467.68x = 5,816,421,282.57 - Step 5: Solve for x
x = 5,816,421,282.57/86,467.68 - Step 6: Final answer
x = 67,267.00
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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.