Finding the Fourth Proportional to 201,747.70, 302,621.55 and 170,643.70
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Solution
The fourth proportional to 201,747.70, 302,621.55 and 170,643.70 is: 255,965.55
Step by Step Solution
- Step 1: Write the proportion equation
201,747.70 : 302,621.55 = 170,643.70 : x - Step 2: Convert to fraction form
201,747.70/302,621.55 = 170,643.70/x - Step 3: Cross multiply
201,747.70x = 302,621.55 × 170,643.70 - Step 4: Simplify right side
201,747.70x = 51,640,460,991.74 - Step 5: Solve for x
x = 51,640,460,991.74/201,747.70 - Step 6: Final answer
x = 255,965.55
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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.