Finding the Fourth Proportional to 162,344.95, 243,517.42 and 98,315.99
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Solution
The fourth proportional to 162,344.95, 243,517.42 and 98,315.99 is: 147,473.99
Step by Step Solution
- Step 1: Write the proportion equation
162,344.95 : 243,517.42 = 98,315.99 : x - Step 2: Convert to fraction form
162,344.95/243,517.42 = 98,315.99/x - Step 3: Cross multiply
162,344.95x = 243,517.42 × 98,315.99 - Step 4: Simplify right side
162,344.95x = 23,941,656,229.55 - Step 5: Solve for x
x = 23,941,656,229.55/162,344.95 - Step 6: Final answer
x = 147,473.99
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1.5x scale
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.