Finding the Fourth Proportional to 195,656.48, 269,880.48 and 134,373.09
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Solution
The fourth proportional to 195,656.48, 269,880.48 and 134,373.09 is: 185,348.70
Step by Step Solution
- Step 1: Write the proportion equation
195,656.48 : 269,880.48 = 134,373.09 : x - Step 2: Convert to fraction form
195,656.48/269,880.48 = 134,373.09/x - Step 3: Cross multiply
195,656.48x = 269,880.48 × 134,373.09 - Step 4: Simplify right side
195,656.48x = 36,264,674,028.28 - Step 5: Solve for x
x = 36,264,674,028.28/195,656.48 - Step 6: Final answer
x = 185,348.70
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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.