Finding the Fourth Proportional to 94,388.06, 130,252.91 and 53,559.62
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Solution
The fourth proportional to 94,388.06, 130,252.91 and 53,559.62 is: 73,910.79
Step by Step Solution
- Step 1: Write the proportion equation
94,388.06 : 130,252.91 = 53,559.62 : x - Step 2: Convert to fraction form
94,388.06/130,252.91 = 53,559.62/x - Step 3: Cross multiply
94,388.06x = 130,252.91 × 53,559.62 - Step 4: Simplify right side
94,388.06x = 6,976,296,095.70 - Step 5: Solve for x
x = 6,976,296,095.70/94,388.06 - Step 6: Final answer
x = 73,910.79
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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.