Finding the Fourth Proportional to 201,125.97, 301,727.84 and 76,457.25
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Solution
The fourth proportional to 201,125.97, 301,727.84 and 76,457.25 is: 114,700.66
Step by Step Solution
- Step 1: Write the proportion equation
201,125.97 : 301,727.84 = 76,457.25 : x - Step 2: Convert to fraction form
201,125.97/301,727.84 = 76,457.25/x - Step 3: Cross multiply
201,125.97x = 301,727.84 × 76,457.25 - Step 4: Simplify right side
201,125.97x = 23,069,280,512.55 - Step 5: Solve for x
x = 23,069,280,512.55/201,125.97 - Step 6: Final answer
x = 114,700.66
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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.