Finding the Fourth Proportional to 170,228.12, 234,740.58 and 112,847.48
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Solution
The fourth proportional to 170,228.12, 234,740.58 and 112,847.48 is: 155,614.02
Step by Step Solution
- Step 1: Write the proportion equation
170,228.12 : 234,740.58 = 112,847.48 : x - Step 2: Convert to fraction form
170,228.12/234,740.58 = 112,847.48/x - Step 3: Cross multiply
170,228.12x = 234,740.58 × 112,847.48 - Step 4: Simplify right side
170,228.12x = 26,489,882,906.74 - Step 5: Solve for x
x = 26,489,882,906.74/170,228.12 - Step 6: Final answer
x = 155,614.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.