Finding the Fourth Proportional to 179,823.06, 248,153.31 and 99,252.09
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Solution
The fourth proportional to 179,823.06, 248,153.31 and 99,252.09 is: 136,966.50
Step by Step Solution
- Step 1: Write the proportion equation
179,823.06 : 248,153.31 = 99,252.09 : x - Step 2: Convert to fraction form
179,823.06/248,153.31 = 99,252.09/x - Step 3: Cross multiply
179,823.06x = 248,153.31 × 99,252.09 - Step 4: Simplify right side
179,823.06x = 24,629,734,657.92 - Step 5: Solve for x
x = 24,629,734,657.92/179,823.06 - Step 6: Final answer
x = 136,966.50
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1.5x scale
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.