Finding the Fourth Proportional to 272,357.10, 375,863.49 and 164,866.32
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Solution
The fourth proportional to 272,357.10, 375,863.49 and 164,866.32 is: 227,521.99
Step by Step Solution
- Step 1: Write the proportion equation
272,357.10 : 375,863.49 = 164,866.32 : x - Step 2: Convert to fraction form
272,357.10/375,863.49 = 164,866.32/x - Step 3: Cross multiply
272,357.10x = 375,863.49 × 164,866.32 - Step 4: Simplify right side
272,357.10x = 61,967,230,418.66 - Step 5: Solve for x
x = 61,967,230,418.66/272,357.10 - Step 6: Final answer
x = 227,521.99
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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.