Finding the Fourth Proportional to 192,239.12, 288,358.68 and 52,008.68
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Solution
The fourth proportional to 192,239.12, 288,358.68 and 52,008.68 is: 78,013.02
Step by Step Solution
- Step 1: Write the proportion equation
192,239.12 : 288,358.68 = 52,008.68 : x - Step 2: Convert to fraction form
192,239.12/288,358.68 = 52,008.68/x - Step 3: Cross multiply
192,239.12x = 288,358.68 × 52,008.68 - Step 4: Simplify right side
192,239.12x = 14,997,155,229.27 - Step 5: Solve for x
x = 14,997,155,229.27/192,239.12 - Step 6: Final answer
x = 78,013.02
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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.