Finding the Fourth Proportional to 134,226.09, 201,340.36 and 40,731.84
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Solution
The fourth proportional to 134,226.09, 201,340.36 and 40,731.84 is: 61,098.13
Step by Step Solution
- Step 1: Write the proportion equation
134,226.09 : 201,340.36 = 40,731.84 : x - Step 2: Convert to fraction form
134,226.09/201,340.36 = 40,731.84/x - Step 3: Cross multiply
134,226.09x = 201,340.36 × 40,731.84 - Step 4: Simplify right side
134,226.09x = 8,200,963,982.26 - Step 5: Solve for x
x = 8,200,963,982.26/134,226.09 - Step 6: Final answer
x = 61,098.13
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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.