Finding the Fourth Proportional to 134,760.19, 202,186.91 and 46,076.12
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Solution
The fourth proportional to 134,760.19, 202,186.91 and 46,076.12 is: 69,130.12
Step by Step Solution
- Step 1: Write the proportion equation
134,760.19 : 202,186.91 = 46,076.12 : x - Step 2: Convert to fraction form
134,760.19/202,186.91 = 46,076.12/x - Step 3: Cross multiply
134,760.19x = 202,186.91 × 46,076.12 - Step 4: Simplify right side
134,760.19x = 9,315,988,327.59 - Step 5: Solve for x
x = 9,315,988,327.59/134,760.19 - Step 6: Final answer
x = 69,130.12
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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.