Finding the Fourth Proportional to 186,332.88, 279,542.60 and 53,214.96
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Solution
The fourth proportional to 186,332.88, 279,542.60 and 53,214.96 is: 79,834.80
Step by Step Solution
- Step 1: Write the proportion equation
186,332.88 : 279,542.60 = 53,214.96 : x - Step 2: Convert to fraction form
186,332.88/279,542.60 = 53,214.96/x - Step 3: Cross multiply
186,332.88x = 279,542.60 × 53,214.96 - Step 4: Simplify right side
186,332.88x = 14,875,848,277.30 - Step 5: Solve for x
x = 14,875,848,277.30/186,332.88 - Step 6: Final answer
x = 79,834.80
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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.