Finding the Fourth Proportional to 201,358.21, 277,881.47 and 110,721.08
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Solution
The fourth proportional to 201,358.21, 277,881.47 and 110,721.08 is: 152,799.02
Step by Step Solution
- Step 1: Write the proportion equation
201,358.21 : 277,881.47 = 110,721.08 : x - Step 2: Convert to fraction form
201,358.21/277,881.47 = 110,721.08/x - Step 3: Cross multiply
201,358.21x = 277,881.47 × 110,721.08 - Step 4: Simplify right side
201,358.21x = 30,767,336,470.39 - Step 5: Solve for x
x = 30,767,336,470.39/201,358.21 - Step 6: Final answer
x = 152,799.02
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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.