Finding the Fourth Proportional to 94,351.64, 130,205.06 and 51,910.08
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Solution
The fourth proportional to 94,351.64, 130,205.06 and 51,910.08 is: 71,635.80
Step by Step Solution
- Step 1: Write the proportion equation
94,351.64 : 130,205.06 = 51,910.08 : x - Step 2: Convert to fraction form
94,351.64/130,205.06 = 51,910.08/x - Step 3: Cross multiply
94,351.64x = 130,205.06 × 51,910.08 - Step 4: Simplify right side
94,351.64x = 6,758,955,081.00 - Step 5: Solve for x
x = 6,758,955,081.00/94,351.64 - Step 6: Final answer
x = 71,635.80
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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.