Finding the Fourth Proportional to 159,512.58, 239,309.82 and 47,188.26
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Solution
The fourth proportional to 159,512.58, 239,309.82 and 47,188.26 is: 70,794.50
Step by Step Solution
- Step 1: Write the proportion equation
159,512.58 : 239,309.82 = 47,188.26 : x - Step 2: Convert to fraction form
159,512.58/239,309.82 = 47,188.26/x - Step 3: Cross multiply
159,512.58x = 239,309.82 × 47,188.26 - Step 4: Simplify right side
159,512.58x = 11,292,614,006.71 - Step 5: Solve for x
x = 11,292,614,006.71/159,512.58 - Step 6: Final answer
x = 70,794.50
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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.