Finding the Fourth Proportional to 127,066.24, 175,359.36 and 73,361.08
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Solution
The fourth proportional to 127,066.24, 175,359.36 and 73,361.08 is: 101,242.88
Step by Step Solution
- Step 1: Write the proportion equation
127,066.24 : 175,359.36 = 73,361.08 : x - Step 2: Convert to fraction form
127,066.24/175,359.36 = 73,361.08/x - Step 3: Cross multiply
127,066.24x = 175,359.36 × 73,361.08 - Step 4: Simplify right side
127,066.24x = 12,864,552,037.71 - Step 5: Solve for x
x = 12,864,552,037.71/127,066.24 - Step 6: Final answer
x = 101,242.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.