Finding the Fourth Proportional to 134,342.70, 201,438.45 and 59,375.58
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Solution
The fourth proportional to 134,342.70, 201,438.45 and 59,375.58 is: 89,029.96
Step by Step Solution
- Step 1: Write the proportion equation
134,342.70 : 201,438.45 = 59,375.58 : x - Step 2: Convert to fraction form
134,342.70/201,438.45 = 59,375.58/x - Step 3: Cross multiply
134,342.70x = 201,438.45 × 59,375.58 - Step 4: Simplify right side
134,342.70x = 11,960,524,803.05 - Step 5: Solve for x
x = 11,960,524,803.05/134,342.70 - Step 6: Final answer
x = 89,029.96
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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.