Finding the Fourth Proportional to 134,124.75, 201,218.26 and 39,351.10
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Solution
The fourth proportional to 134,124.75, 201,218.26 and 39,351.10 is: 59,035.79
Step by Step Solution
- Step 1: Write the proportion equation
134,124.75 : 201,218.26 = 39,351.10 : x - Step 2: Convert to fraction form
134,124.75/201,218.26 = 39,351.10/x - Step 3: Cross multiply
134,124.75x = 201,218.26 × 39,351.10 - Step 4: Simplify right side
134,124.75x = 7,918,159,871.09 - Step 5: Solve for x
x = 7,918,159,871.09/134,124.75 - Step 6: Final answer
x = 59,035.79
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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.