Finding the Fourth Proportional to 192,158.09, 288,412.04 and 102,276.26
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Solution
The fourth proportional to 192,158.09, 288,412.04 and 102,276.26 is: 153,507.48
Step by Step Solution
- Step 1: Write the proportion equation
192,158.09 : 288,412.04 = 102,276.26 : x - Step 2: Convert to fraction form
192,158.09/288,412.04 = 102,276.26/x - Step 3: Cross multiply
192,158.09x = 288,412.04 × 102,276.26 - Step 4: Simplify right side
192,158.09x = 29,497,703,348.11 - Step 5: Solve for x
x = 29,497,703,348.11/192,158.09 - Step 6: Final answer
x = 153,507.48
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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.