Finding the Fourth Proportional to 266,864.26, 368,203.53 and 159,386.98
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Solution
The fourth proportional to 266,864.26, 368,203.53 and 159,386.98 is: 219,912.73
Step by Step Solution
- Step 1: Write the proportion equation
266,864.26 : 368,203.53 = 159,386.98 : x - Step 2: Convert to fraction form
266,864.26/368,203.53 = 159,386.98/x - Step 3: Cross multiply
266,864.26x = 368,203.53 × 159,386.98 - Step 4: Simplify right side
266,864.26x = 58,686,848,672.04 - Step 5: Solve for x
x = 58,686,848,672.04/266,864.26 - Step 6: Final answer
x = 219,912.73
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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.