Finding the Fourth Proportional to 228,864.19, 343,238.84 and 108,847.08
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Solution
The fourth proportional to 228,864.19, 343,238.84 and 108,847.08 is: 163,243.30
Step by Step Solution
- Step 1: Write the proportion equation
228,864.19 : 343,238.84 = 108,847.08 : x - Step 2: Convert to fraction form
228,864.19/343,238.84 = 108,847.08/x - Step 3: Cross multiply
228,864.19x = 343,238.84 × 108,847.08 - Step 4: Simplify right side
228,864.19x = 37,360,545,476.59 - Step 5: Solve for x
x = 37,360,545,476.59/228,864.19 - Step 6: Final answer
x = 163,243.30
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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.