Finding the Fourth Proportional to 201,380.98, 277,900.11 and 110,737.12
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Solution
The fourth proportional to 201,380.98, 277,900.11 and 110,737.12 is: 152,814.12
Step by Step Solution
- Step 1: Write the proportion equation
201,380.98 : 277,900.11 = 110,737.12 : x - Step 2: Convert to fraction form
201,380.98/277,900.11 = 110,737.12/x - Step 3: Cross multiply
201,380.98x = 277,900.11 × 110,737.12 - Step 4: Simplify right side
201,380.98x = 30,773,857,829.08 - Step 5: Solve for x
x = 30,773,857,829.08/201,380.98 - Step 6: Final answer
x = 152,814.12
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1.5x scale
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.