Finding the Fourth Proportional to 247,157.97, 370,487.67 and 97,340.37
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Solution
The fourth proportional to 247,157.97, 370,487.67 and 97,340.37 is: 145,912.38
Step by Step Solution
- Step 1: Write the proportion equation
247,157.97 : 370,487.67 = 97,340.37 : x - Step 2: Convert to fraction form
247,157.97/370,487.67 = 97,340.37/x - Step 3: Cross multiply
247,157.97x = 370,487.67 × 97,340.37 - Step 4: Simplify right side
247,157.97x = 36,063,406,878.24 - Step 5: Solve for x
x = 36,063,406,878.24/247,157.97 - Step 6: Final answer
x = 145,912.38
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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.