Finding the Fourth Proportional to 88,529.95, 122,171.34 and 48,243.70
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Solution
The fourth proportional to 88,529.95, 122,171.34 and 48,243.70 is: 66,576.31
Step by Step Solution
- Step 1: Write the proportion equation
88,529.95 : 122,171.34 = 48,243.70 : x - Step 2: Convert to fraction form
88,529.95/122,171.34 = 48,243.70/x - Step 3: Cross multiply
88,529.95x = 122,171.34 × 48,243.70 - Step 4: Simplify right side
88,529.95x = 5,893,997,475.56 - Step 5: Solve for x
x = 5,893,997,475.56/88,529.95 - Step 6: Final answer
x = 66,576.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.