Finding the Fourth Proportional to 194,756.69, 292,151.76 and 68,386.07
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Solution
The fourth proportional to 194,756.69, 292,151.76 and 68,386.07 is: 102,584.98
Step by Step Solution
- Step 1: Write the proportion equation
194,756.69 : 292,151.76 = 68,386.07 : x - Step 2: Convert to fraction form
194,756.69/292,151.76 = 68,386.07/x - Step 3: Cross multiply
194,756.69x = 292,151.76 × 68,386.07 - Step 4: Simplify right side
194,756.69x = 19,979,110,539.02 - Step 5: Solve for x
x = 19,979,110,539.02/194,756.69 - Step 6: Final answer
x = 102,584.98
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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.