Finding the Fourth Proportional to 201,169.09, 277,617.99 and 110,530.72
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Solution
The fourth proportional to 201,169.09, 277,617.99 and 110,530.72 is: 152,534.95
Step by Step Solution
- Step 1: Write the proportion equation
201,169.09 : 277,617.99 = 110,530.72 : x - Step 2: Convert to fraction form
201,169.09/277,617.99 = 110,530.72/x - Step 3: Cross multiply
201,169.09x = 277,617.99 × 110,530.72 - Step 4: Simplify right side
201,169.09x = 30,685,316,319.65 - Step 5: Solve for x
x = 30,685,316,319.65/201,169.09 - Step 6: Final answer
x = 152,534.95
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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.