Finding the Fourth Proportional to 135,414.13, 203,098.11 and 40,618.62
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Solution
The fourth proportional to 135,414.13, 203,098.11 and 40,618.62 is: 60,921.00
Step by Step Solution
- Step 1: Write the proportion equation
135,414.13 : 203,098.11 = 40,618.62 : x - Step 2: Convert to fraction form
135,414.13/203,098.11 = 40,618.62/x - Step 3: Cross multiply
135,414.13x = 203,098.11 × 40,618.62 - Step 4: Simplify right side
135,414.13x = 8,249,563,937.32 - Step 5: Solve for x
x = 8,249,563,937.32/135,414.13 - Step 6: Final answer
x = 60,921.00
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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.