Finding the Fourth Proportional to 126,598.50, 174,698.84 and 69,226.44
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Solution
The fourth proportional to 126,598.50, 174,698.84 and 69,226.44 is: 95,528.61
Step by Step Solution
- Step 1: Write the proportion equation
126,598.50 : 174,698.84 = 69,226.44 : x - Step 2: Convert to fraction form
126,598.50/174,698.84 = 69,226.44/x - Step 3: Cross multiply
126,598.50x = 174,698.84 × 69,226.44 - Step 4: Simplify right side
126,598.50x = 12,093,778,419.20 - Step 5: Solve for x
x = 12,093,778,419.20/126,598.50 - Step 6: Final answer
x = 95,528.61
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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.