Finding the Fourth Proportional to 134,245.13, 201,367.60 and 39,476.09
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Solution
The fourth proportional to 134,245.13, 201,367.60 and 39,476.09 is: 59,214.11
Step by Step Solution
- Step 1: Write the proportion equation
134,245.13 : 201,367.60 = 39,476.09 : x - Step 2: Convert to fraction form
134,245.13/201,367.60 = 39,476.09/x - Step 3: Cross multiply
134,245.13x = 201,367.60 × 39,476.09 - Step 4: Simplify right side
134,245.13x = 7,949,205,905.41 - Step 5: Solve for x
x = 7,949,205,905.41/134,245.13 - Step 6: Final answer
x = 59,214.11
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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.