Finding the Fourth Proportional to 226,495.80, 339,743.70 and 102,079.80
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Solution
The fourth proportional to 226,495.80, 339,743.70 and 102,079.80 is: 153,119.70
Step by Step Solution
- Step 1: Write the proportion equation
226,495.80 : 339,743.70 = 102,079.80 : x - Step 2: Convert to fraction form
226,495.80/339,743.70 = 102,079.80/x - Step 3: Cross multiply
226,495.80x = 339,743.70 × 102,079.80 - Step 4: Simplify right side
226,495.80x = 34,680,968,947.26 - Step 5: Solve for x
x = 34,680,968,947.26/226,495.80 - Step 6: Final answer
x = 153,119.70
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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.