Finding the Fourth Proportional to 226,542.70, 339,727.65 and 68,718.70
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Solution
The fourth proportional to 226,542.70, 339,727.65 and 68,718.70 is: 103,051.84
Step by Step Solution
- Step 1: Write the proportion equation
226,542.70 : 339,727.65 = 68,718.70 : x - Step 2: Convert to fraction form
226,542.70/339,727.65 = 68,718.70/x - Step 3: Cross multiply
226,542.70x = 339,727.65 × 68,718.70 - Step 4: Simplify right side
226,542.70x = 23,345,642,462.06 - Step 5: Solve for x
x = 23,345,642,462.06/226,542.70 - Step 6: Final answer
x = 103,051.84
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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.