Finding the Fourth Proportional to 268,873.19, 403,559.00 and 135,847.16
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Solution
The fourth proportional to 268,873.19, 403,559.00 and 135,847.16 is: 203,896.65
Step by Step Solution
- Step 1: Write the proportion equation
268,873.19 : 403,559.00 = 135,847.16 : x - Step 2: Convert to fraction form
268,873.19/403,559.00 = 135,847.16/x - Step 3: Cross multiply
268,873.19x = 403,559.00 × 135,847.16 - Step 4: Simplify right side
268,873.19x = 54,822,343,363.20 - Step 5: Solve for x
x = 54,822,343,363.20/268,873.19 - Step 6: Final answer
x = 203,896.65
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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.