Finding the Fourth Proportional to 137,533.55, 206,232.28 and 48,773.75
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Solution
The fourth proportional to 137,533.55, 206,232.28 and 48,773.75 is: 73,136.49
Step by Step Solution
- Step 1: Write the proportion equation
137,533.55 : 206,232.28 = 48,773.75 : x - Step 2: Convert to fraction form
137,533.55/206,232.28 = 48,773.75/x - Step 3: Cross multiply
137,533.55x = 206,232.28 × 48,773.75 - Step 4: Simplify right side
137,533.55x = 10,058,720,513.55 - Step 5: Solve for x
x = 10,058,720,513.55/137,533.55 - Step 6: Final answer
x = 73,136.49
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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.