Finding the Fourth Proportional to 246,655.90, 369,942.12 and 69,122.05
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Solution
The fourth proportional to 246,655.90, 369,942.12 and 69,122.05 is: 103,671.38
Step by Step Solution
- Step 1: Write the proportion equation
246,655.90 : 369,942.12 = 69,122.05 : x - Step 2: Convert to fraction form
246,655.90/369,942.12 = 69,122.05/x - Step 3: Cross multiply
246,655.90x = 369,942.12 × 69,122.05 - Step 4: Simplify right side
246,655.90x = 25,571,157,715.75 - Step 5: Solve for x
x = 25,571,157,715.75/246,655.90 - Step 6: Final answer
x = 103,671.38
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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.