Finding the Fourth Proportional to 174,631.19, 261,727.80 and 74,674.07
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Solution
The fourth proportional to 174,631.19, 261,727.80 and 74,674.07 is: 111,917.46
Step by Step Solution
- Step 1: Write the proportion equation
174,631.19 : 261,727.80 = 74,674.07 : x - Step 2: Convert to fraction form
174,631.19/261,727.80 = 74,674.07/x - Step 3: Cross multiply
174,631.19x = 261,727.80 × 74,674.07 - Step 4: Simplify right side
174,631.19x = 19,544,280,058.15 - Step 5: Solve for x
x = 19,544,280,058.15/174,631.19 - Step 6: Final answer
x = 111,917.46
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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.