Finding the Fourth Proportional to 135,286.64, 202,897.08 and 56,357.84
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Solution
The fourth proportional to 135,286.64, 202,897.08 and 56,357.84 is: 84,523.06
Step by Step Solution
- Step 1: Write the proportion equation
135,286.64 : 202,897.08 = 56,357.84 : x - Step 2: Convert to fraction form
135,286.64/202,897.08 = 56,357.84/x - Step 3: Cross multiply
135,286.64x = 202,897.08 × 56,357.84 - Step 4: Simplify right side
135,286.64x = 11,434,841,171.11 - Step 5: Solve for x
x = 11,434,841,171.11/135,286.64 - Step 6: Final answer
x = 84,523.06
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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.