Finding the Fourth Proportional to 192,889.35, 266,125.50 and 124,958.70
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Solution
The fourth proportional to 192,889.35, 266,125.50 and 124,958.70 is: 172,402.97
Step by Step Solution
- Step 1: Write the proportion equation
192,889.35 : 266,125.50 = 124,958.70 : x - Step 2: Convert to fraction form
192,889.35/266,125.50 = 124,958.70/x - Step 3: Cross multiply
192,889.35x = 266,125.50 × 124,958.70 - Step 4: Simplify right side
192,889.35x = 33,254,696,516.85 - Step 5: Solve for x
x = 33,254,696,516.85/192,889.35 - Step 6: Final answer
x = 172,402.97
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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.