Finding the Fourth Proportional to 268,544.25, 402,864.06 and 88,639.59
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Solution
The fourth proportional to 268,544.25, 402,864.06 and 88,639.59 is: 132,975.12
Step by Step Solution
- Step 1: Write the proportion equation
268,544.25 : 402,864.06 = 88,639.59 : x - Step 2: Convert to fraction form
268,544.25/402,864.06 = 88,639.59/x - Step 3: Cross multiply
268,544.25x = 402,864.06 × 88,639.59 - Step 4: Simplify right side
268,544.25x = 35,709,705,104.14 - Step 5: Solve for x
x = 35,709,705,104.14/268,544.25 - Step 6: Final answer
x = 132,975.12
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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.