Finding the Fourth Proportional to 272,282.18, 375,694.26 and 159,083.06
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Solution
The fourth proportional to 272,282.18, 375,694.26 and 159,083.06 is: 219,502.40
Step by Step Solution
- Step 1: Write the proportion equation
272,282.18 : 375,694.26 = 159,083.06 : x - Step 2: Convert to fraction form
272,282.18/375,694.26 = 159,083.06/x - Step 3: Cross multiply
272,282.18x = 375,694.26 × 159,083.06 - Step 4: Simplify right side
272,282.18x = 59,766,592,505.24 - Step 5: Solve for x
x = 59,766,592,505.24/272,282.18 - Step 6: Final answer
x = 219,502.40
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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.