Finding the Fourth Proportional to 272,232.18, 375,625.08 and 159,033.06
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Solution
The fourth proportional to 272,232.18, 375,625.08 and 159,033.06 is: 219,433.30
Step by Step Solution
- Step 1: Write the proportion equation
272,232.18 : 375,625.08 = 159,033.06 : x - Step 2: Convert to fraction form
272,232.18/375,625.08 = 159,033.06/x - Step 3: Cross multiply
272,232.18x = 375,625.08 × 159,033.06 - Step 4: Simplify right side
272,232.18x = 59,736,805,885.14 - Step 5: Solve for x
x = 59,736,805,885.14/272,232.18 - Step 6: Final answer
x = 219,433.30
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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.