Finding the Fourth Proportional to 201,101.76, 277,508.16 and 110,440.08
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Solution
The fourth proportional to 201,101.76, 277,508.16 and 110,440.08 is: 152,400.57
Step by Step Solution
- Step 1: Write the proportion equation
201,101.76 : 277,508.16 = 110,440.08 : x - Step 2: Convert to fraction form
201,101.76/277,508.16 = 110,440.08/x - Step 3: Cross multiply
201,101.76x = 277,508.16 × 110,440.08 - Step 4: Simplify right side
201,101.76x = 30,648,023,391.05 - Step 5: Solve for x
x = 30,648,023,391.05/201,101.76 - Step 6: Final answer
x = 152,400.57
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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.