Finding the Fourth Proportional to 134,306.51, 201,458.75 and 40,812.26
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Solution
The fourth proportional to 134,306.51, 201,458.75 and 40,812.26 is: 61,218.07
Step by Step Solution
- Step 1: Write the proportion equation
134,306.51 : 201,458.75 = 40,812.26 : x - Step 2: Convert to fraction form
134,306.51/201,458.75 = 40,812.26/x - Step 3: Cross multiply
134,306.51x = 201,458.75 × 40,812.26 - Step 4: Simplify right side
134,306.51x = 8,221,985,672.92 - Step 5: Solve for x
x = 8,221,985,672.92/134,306.51 - Step 6: Final answer
x = 61,218.07
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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.