Finding the Fourth Proportional to 186,197.01, 278,756.94 and 166,967.80
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Solution
The fourth proportional to 186,197.01, 278,756.94 and 166,967.80 is: 249,968.75
Step by Step Solution
- Step 1: Write the proportion equation
186,197.01 : 278,756.94 = 166,967.80 : x - Step 2: Convert to fraction form
186,197.01/278,756.94 = 166,967.80/x - Step 3: Cross multiply
186,197.01x = 278,756.94 × 166,967.80 - Step 4: Simplify right side
186,197.01x = 46,543,433,006.53 - Step 5: Solve for x
x = 46,543,433,006.53/186,197.01 - Step 6: Final answer
x = 249,968.75
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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.