Finding the Fourth Proportional to 163,822.99, 245,734.24 and 51,512.98
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Solution
The fourth proportional to 163,822.99, 245,734.24 and 51,512.98 is: 77,269.39
Step by Step Solution
- Step 1: Write the proportion equation
163,822.99 : 245,734.24 = 51,512.98 : x - Step 2: Convert to fraction form
163,822.99/245,734.24 = 51,512.98/x - Step 3: Cross multiply
163,822.99x = 245,734.24 × 51,512.98 - Step 4: Simplify right side
163,822.99x = 12,658,502,990.44 - Step 5: Solve for x
x = 12,658,502,990.44/163,822.99 - Step 6: Final answer
x = 77,269.39
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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.