Finding the Fourth Proportional to 135,306.56, 202,936.08 and 41,813.12
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Solution
The fourth proportional to 135,306.56, 202,936.08 and 41,813.12 is: 62,712.34
Step by Step Solution
- Step 1: Write the proportion equation
135,306.56 : 202,936.08 = 41,813.12 : x - Step 2: Convert to fraction form
135,306.56/202,936.08 = 41,813.12/x - Step 3: Cross multiply
135,306.56x = 202,936.08 × 41,813.12 - Step 4: Simplify right side
135,306.56x = 8,485,390,665.37 - Step 5: Solve for x
x = 8,485,390,665.37/135,306.56 - Step 6: Final answer
x = 62,712.34
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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.