Finding the Fourth Proportional to 163,878.96, 245,818.44 and 93,709.08
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Solution
The fourth proportional to 163,878.96, 245,818.44 and 93,709.08 is: 140,563.62
Step by Step Solution
- Step 1: Write the proportion equation
163,878.96 : 245,818.44 = 93,709.08 : x - Step 2: Convert to fraction form
163,878.96/245,818.44 = 93,709.08/x - Step 3: Cross multiply
163,878.96x = 245,818.44 × 93,709.08 - Step 4: Simplify right side
163,878.96x = 23,035,419,859.44 - Step 5: Solve for x
x = 23,035,419,859.44/163,878.96 - Step 6: Final answer
x = 140,563.62
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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.