Finding the Fourth Proportional to 163,140.22, 244,681.18 and 103,799.62
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Solution
The fourth proportional to 163,140.22, 244,681.18 and 103,799.62 is: 155,680.88
Step by Step Solution
- Step 1: Write the proportion equation
163,140.22 : 244,681.18 = 103,799.62 : x - Step 2: Convert to fraction form
163,140.22/244,681.18 = 103,799.62/x - Step 3: Cross multiply
163,140.22x = 244,681.18 × 103,799.62 - Step 4: Simplify right side
163,140.22x = 25,397,813,505.15 - Step 5: Solve for x
x = 25,397,813,505.15/163,140.22 - Step 6: Final answer
x = 155,680.88
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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.