Finding the Fourth Proportional to 207,115.13, 310,676.47 and 64,957.23
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Solution
The fourth proportional to 207,115.13, 310,676.47 and 64,957.23 is: 97,437.03
Step by Step Solution
- Step 1: Write the proportion equation
207,115.13 : 310,676.47 = 64,957.23 : x - Step 2: Convert to fraction form
207,115.13/310,676.47 = 64,957.23/x - Step 3: Cross multiply
207,115.13x = 310,676.47 × 64,957.23 - Step 4: Simplify right side
207,115.13x = 20,180,682,917.38 - Step 5: Solve for x
x = 20,180,682,917.38/207,115.13 - Step 6: Final answer
x = 97,437.03
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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.