Finding the Fourth Proportional to 246,156.84, 339,777.18 and 149,365.08
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Solution
The fourth proportional to 246,156.84, 339,777.18 and 149,365.08 is: 206,172.80
Step by Step Solution
- Step 1: Write the proportion equation
246,156.84 : 339,777.18 = 149,365.08 : x - Step 2: Convert to fraction form
246,156.84/339,777.18 = 149,365.08/x - Step 3: Cross multiply
246,156.84x = 339,777.18 × 149,365.08 - Step 4: Simplify right side
246,156.84x = 50,750,845,672.87 - Step 5: Solve for x
x = 50,750,845,672.87/246,156.84 - Step 6: Final answer
x = 206,172.80
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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.