Finding the Fourth Proportional to 115,627.52, 159,591.74 and 70,295.92
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Solution
The fourth proportional to 115,627.52, 159,591.74 and 70,295.92 is: 97,024.02
Step by Step Solution
- Step 1: Write the proportion equation
115,627.52 : 159,591.74 = 70,295.92 : x - Step 2: Convert to fraction form
115,627.52/159,591.74 = 70,295.92/x - Step 3: Cross multiply
115,627.52x = 159,591.74 × 70,295.92 - Step 4: Simplify right side
115,627.52x = 11,218,647,437.24 - Step 5: Solve for x
x = 11,218,647,437.24/115,627.52 - Step 6: Final answer
x = 97,024.02
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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.