Finding the Fourth Proportional to 125,827.63, 173,642.06 and 69,239.00
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Solution
The fourth proportional to 125,827.63, 173,642.06 and 69,239.00 is: 95,549.79
Step by Step Solution
- Step 1: Write the proportion equation
125,827.63 : 173,642.06 = 69,239.00 : x - Step 2: Convert to fraction form
125,827.63/173,642.06 = 69,239.00/x - Step 3: Cross multiply
125,827.63x = 173,642.06 × 69,239.00 - Step 4: Simplify right side
125,827.63x = 12,022,803,199.54 - Step 5: Solve for x
x = 12,022,803,199.54/125,827.63 - Step 6: Final answer
x = 95,549.79
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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.