Finding the Fourth Proportional to 247,507.30, 371,201.42 and 114,259.62
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Solution
The fourth proportional to 247,507.30, 371,201.42 and 114,259.62 is: 171,361.95
Step by Step Solution
- Step 1: Write the proportion equation
247,507.30 : 371,201.42 = 114,259.62 : x - Step 2: Convert to fraction form
247,507.30/371,201.42 = 114,259.62/x - Step 3: Cross multiply
247,507.30x = 371,201.42 × 114,259.62 - Step 4: Simplify right side
247,507.30x = 42,413,333,192.66 - Step 5: Solve for x
x = 42,413,333,192.66/247,507.30 - Step 6: Final answer
x = 171,361.95
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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.