Finding the Fourth Proportional to 134,249.76, 201,248.88 and 45,441.09
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Solution
The fourth proportional to 134,249.76, 201,248.88 and 45,441.09 is: 68,119.07
Step by Step Solution
- Step 1: Write the proportion equation
134,249.76 : 201,248.88 = 45,441.09 : x - Step 2: Convert to fraction form
134,249.76/201,248.88 = 45,441.09/x - Step 3: Cross multiply
134,249.76x = 201,248.88 × 45,441.09 - Step 4: Simplify right side
134,249.76x = 9,144,968,468.48 - Step 5: Solve for x
x = 9,144,968,468.48/134,249.76 - Step 6: Final answer
x = 68,119.07
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1.5x scale
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.