Finding the Fourth Proportional to 95,802.36, 132,207.30 and 55,539.46
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Solution
The fourth proportional to 95,802.36, 132,207.30 and 55,539.46 is: 76,644.48
Step by Step Solution
- Step 1: Write the proportion equation
95,802.36 : 132,207.30 = 55,539.46 : x - Step 2: Convert to fraction form
95,802.36/132,207.30 = 55,539.46/x - Step 3: Cross multiply
95,802.36x = 132,207.30 × 55,539.46 - Step 4: Simplify right side
95,802.36x = 7,342,721,911.21 - Step 5: Solve for x
x = 7,342,721,911.21/95,802.36 - Step 6: Final answer
x = 76,644.48
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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.