Finding the Fourth Proportional to 201,322.40, 277,831.52 and 110,682.08
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Solution
The fourth proportional to 201,322.40, 277,831.52 and 110,682.08 is: 152,744.90
Step by Step Solution
- Step 1: Write the proportion equation
201,322.40 : 277,831.52 = 110,682.08 : x - Step 2: Convert to fraction form
201,322.40/277,831.52 = 110,682.08/x - Step 3: Cross multiply
201,322.40x = 277,831.52 × 110,682.08 - Step 4: Simplify right side
201,322.40x = 30,750,970,523.16 - Step 5: Solve for x
x = 30,750,970,523.16/201,322.40 - Step 6: Final answer
x = 152,744.90
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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.