Finding the Fourth Proportional to 245,432.19, 368,107.28 and 67,957.14
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Solution
The fourth proportional to 245,432.19, 368,107.28 and 67,957.14 is: 101,924.35
Step by Step Solution
- Step 1: Write the proportion equation
245,432.19 : 368,107.28 = 67,957.14 : x - Step 2: Convert to fraction form
245,432.19/368,107.28 = 67,957.14/x - Step 3: Cross multiply
245,432.19x = 368,107.28 × 67,957.14 - Step 4: Simplify right side
245,432.19x = 25,015,517,622.19 - Step 5: Solve for x
x = 25,015,517,622.19/245,432.19 - Step 6: Final answer
x = 101,924.35
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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.