Finding the Fourth Proportional to 126,252.98, 174,107.48 and 84,953.00
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Solution
The fourth proportional to 126,252.98, 174,107.48 and 84,953.00 is: 117,153.30
Step by Step Solution
- Step 1: Write the proportion equation
126,252.98 : 174,107.48 = 84,953.00 : x - Step 2: Convert to fraction form
126,252.98/174,107.48 = 84,953.00/x - Step 3: Cross multiply
126,252.98x = 174,107.48 × 84,953.00 - Step 4: Simplify right side
126,252.98x = 14,790,952,758.94 - Step 5: Solve for x
x = 14,790,952,758.94/126,252.98 - Step 6: Final answer
x = 117,153.30
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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.