Finding the Fourth Proportional to 135,462.64, 203,226.40 and 56,532.96
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Solution
The fourth proportional to 135,462.64, 203,226.40 and 56,532.96 is: 84,812.98
Step by Step Solution
- Step 1: Write the proportion equation
135,462.64 : 203,226.40 = 56,532.96 : x - Step 2: Convert to fraction form
135,462.64/203,226.40 = 56,532.96/x - Step 3: Cross multiply
135,462.64x = 203,226.40 × 56,532.96 - Step 4: Simplify right side
135,462.64x = 11,488,989,942.14 - Step 5: Solve for x
x = 11,488,989,942.14/135,462.64 - Step 6: Final answer
x = 84,812.98
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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.