Finding the Fourth Proportional to 226,689.36, 339,888.24 and 108,358.08
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Solution
The fourth proportional to 226,689.36, 339,888.24 and 108,358.08 is: 162,467.43
Step by Step Solution
- Step 1: Write the proportion equation
226,689.36 : 339,888.24 = 108,358.08 : x - Step 2: Convert to fraction form
226,689.36/339,888.24 = 108,358.08/x - Step 3: Cross multiply
226,689.36x = 339,888.24 × 108,358.08 - Step 4: Simplify right side
226,689.36x = 36,829,637,100.98 - Step 5: Solve for x
x = 36,829,637,100.98/226,689.36 - Step 6: Final answer
x = 162,467.43
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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.