Finding the Fourth Proportional to 221,304.76, 331,957.32 and 94,862.94
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Solution
The fourth proportional to 221,304.76, 331,957.32 and 94,862.94 is: 142,294.49
Step by Step Solution
- Step 1: Write the proportion equation
221,304.76 : 331,957.32 = 94,862.94 : x - Step 2: Convert to fraction form
221,304.76/331,957.32 = 94,862.94/x - Step 3: Cross multiply
221,304.76x = 331,957.32 × 94,862.94 - Step 4: Simplify right side
221,304.76x = 31,490,447,329.72 - Step 5: Solve for x
x = 31,490,447,329.72/221,304.76 - Step 6: Final answer
x = 142,294.49
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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.