Finding the Fourth Proportional to 234,216.36, 351,340.20 and 82,395.18
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Solution
The fourth proportional to 234,216.36, 351,340.20 and 82,395.18 is: 123,598.28
Step by Step Solution
- Step 1: Write the proportion equation
234,216.36 : 351,340.20 = 82,395.18 : x - Step 2: Convert to fraction form
234,216.36/351,340.20 = 82,395.18/x - Step 3: Cross multiply
234,216.36x = 351,340.20 × 82,395.18 - Step 4: Simplify right side
234,216.36x = 28,948,739,020.24 - Step 5: Solve for x
x = 28,948,739,020.24/234,216.36 - Step 6: Final answer
x = 123,598.28
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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.