Finding the Fourth Proportional to 179,762.16, 248,069.84 and 99,193.08
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Solution
The fourth proportional to 179,762.16, 248,069.84 and 99,193.08 is: 136,885.38
Step by Step Solution
- Step 1: Write the proportion equation
179,762.16 : 248,069.84 = 99,193.08 : x - Step 2: Convert to fraction form
179,762.16/248,069.84 = 99,193.08/x - Step 3: Cross multiply
179,762.16x = 248,069.84 × 99,193.08 - Step 4: Simplify right side
179,762.16x = 24,606,810,988.74 - Step 5: Solve for x
x = 24,606,810,988.74/179,762.16 - Step 6: Final answer
x = 136,885.38
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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.