Finding the Fourth Proportional to 95,657.31, 143,354.71 and 60,534.09
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Solution
The fourth proportional to 95,657.31, 143,354.71 and 60,534.09 is: 90,718.07
Step by Step Solution
- Step 1: Write the proportion equation
95,657.31 : 143,354.71 = 60,534.09 : x - Step 2: Convert to fraction form
95,657.31/143,354.71 = 60,534.09/x - Step 3: Cross multiply
95,657.31x = 143,354.71 × 60,534.09 - Step 4: Simplify right side
95,657.31x = 8,677,846,917.06 - Step 5: Solve for x
x = 8,677,846,917.06/95,657.31 - Step 6: Final answer
x = 90,718.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.