Finding the Fourth Proportional to 272,282.68, 375,694.95 and 159,083.56
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Solution
The fourth proportional to 272,282.68, 375,694.95 and 159,083.56 is: 219,503.09
Step by Step Solution
- Step 1: Write the proportion equation
272,282.68 : 375,694.95 = 159,083.56 : x - Step 2: Convert to fraction form
272,282.68/375,694.95 = 159,083.56/x - Step 3: Cross multiply
272,282.68x = 375,694.95 × 159,083.56 - Step 4: Simplify right side
272,282.68x = 59,766,890,120.02 - Step 5: Solve for x
x = 59,766,890,120.02/272,282.68 - Step 6: Final answer
x = 219,503.09
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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.