Finding the Fourth Proportional to 135,031.46, 202,571.80 and 46,293.94
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Solution
The fourth proportional to 135,031.46, 202,571.80 and 46,293.94 is: 69,449.34
Step by Step Solution
- Step 1: Write the proportion equation
135,031.46 : 202,571.80 = 46,293.94 : x - Step 2: Convert to fraction form
135,031.46/202,571.80 = 46,293.94/x - Step 3: Cross multiply
135,031.46x = 202,571.80 × 46,293.94 - Step 4: Simplify right side
135,031.46x = 9,377,845,510.56 - Step 5: Solve for x
x = 9,377,845,510.56/135,031.46 - Step 6: Final answer
x = 69,449.34
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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.