Finding the Fourth Proportional to 151,975.80, 227,963.88 and 39,655.94
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Solution
The fourth proportional to 151,975.80, 227,963.88 and 39,655.94 is: 59,483.95
Step by Step Solution
- Step 1: Write the proportion equation
151,975.80 : 227,963.88 = 39,655.94 : x - Step 2: Convert to fraction form
151,975.80/227,963.88 = 39,655.94/x - Step 3: Cross multiply
151,975.80x = 227,963.88 × 39,655.94 - Step 4: Simplify right side
151,975.80x = 9,040,120,807.63 - Step 5: Solve for x
x = 9,040,120,807.63/151,975.80 - Step 6: Final answer
x = 59,483.95
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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.