Finding the Fourth Proportional to 135,063.70, 202,471.71 and 51,895.06
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Solution
The fourth proportional to 135,063.70, 202,471.71 and 51,895.06 is: 77,795.01
Step by Step Solution
- Step 1: Write the proportion equation
135,063.70 : 202,471.71 = 51,895.06 : x - Step 2: Convert to fraction form
135,063.70/202,471.71 = 51,895.06/x - Step 3: Cross multiply
135,063.70x = 202,471.71 × 51,895.06 - Step 4: Simplify right side
135,063.70x = 10,507,281,538.75 - Step 5: Solve for x
x = 10,507,281,538.75/135,063.70 - Step 6: Final answer
x = 77,795.01
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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.