Finding the Fourth Proportional to 172,126.87, 237,530.36 and 95,643.99
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Solution
The fourth proportional to 172,126.87, 237,530.36 and 95,643.99 is: 131,986.08
Step by Step Solution
- Step 1: Write the proportion equation
172,126.87 : 237,530.36 = 95,643.99 : x - Step 2: Convert to fraction form
172,126.87/237,530.36 = 95,643.99/x - Step 3: Cross multiply
172,126.87x = 237,530.36 × 95,643.99 - Step 4: Simplify right side
172,126.87x = 22,718,351,077.65 - Step 5: Solve for x
x = 22,718,351,077.65/172,126.87 - Step 6: Final answer
x = 131,986.08
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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.