Finding the Fourth Proportional to 202,126.19, 303,418.91 and 102,398.99
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Solution
The fourth proportional to 202,126.19, 303,418.91 and 102,398.99 is: 153,714.81
Step by Step Solution
- Step 1: Write the proportion equation
202,126.19 : 303,418.91 = 102,398.99 : x - Step 2: Convert to fraction form
202,126.19/303,418.91 = 102,398.99/x - Step 3: Cross multiply
202,126.19x = 303,418.91 × 102,398.99 - Step 4: Simplify right side
202,126.19x = 31,069,788,669.80 - Step 5: Solve for x
x = 31,069,788,669.80/202,126.19 - Step 6: Final answer
x = 153,714.81
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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.