Finding the Fourth Proportional to 163,594.92, 245,523.62 and 84,731.70
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Solution
The fourth proportional to 163,594.92, 245,523.62 and 84,731.70 is: 127,165.53
Step by Step Solution
- Step 1: Write the proportion equation
163,594.92 : 245,523.62 = 84,731.70 : x - Step 2: Convert to fraction form
163,594.92/245,523.62 = 84,731.70/x - Step 3: Cross multiply
163,594.92x = 245,523.62 × 84,731.70 - Step 4: Simplify right side
163,594.92x = 20,803,634,845.30 - Step 5: Solve for x
x = 20,803,634,845.30/163,594.92 - Step 6: Final answer
x = 127,165.53
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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.