Finding the Fourth Proportional to 127,562.49, 176,013.54 and 73,844.91
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Solution
The fourth proportional to 127,562.49, 176,013.54 and 73,844.91 is: 101,892.84
Step by Step Solution
- Step 1: Write the proportion equation
127,562.49 : 176,013.54 = 73,844.91 : x - Step 2: Convert to fraction form
127,562.49/176,013.54 = 73,844.91/x - Step 3: Cross multiply
127,562.49x = 176,013.54 × 73,844.91 - Step 4: Simplify right side
127,562.49x = 12,997,704,020.08 - Step 5: Solve for x
x = 12,997,704,020.08/127,562.49 - Step 6: Final answer
x = 101,892.84
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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.