Finding the Fourth Proportional to 155,465.97, 233,220.83 and 76,580.88
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Solution
The fourth proportional to 155,465.97, 233,220.83 and 76,580.88 is: 114,882.09
Step by Step Solution
- Step 1: Write the proportion equation
155,465.97 : 233,220.83 = 76,580.88 : x - Step 2: Convert to fraction form
155,465.97/233,220.83 = 76,580.88/x - Step 3: Cross multiply
155,465.97x = 233,220.83 × 76,580.88 - Step 4: Simplify right side
155,465.97x = 17,860,256,012.83 - Step 5: Solve for x
x = 17,860,256,012.83/155,465.97 - Step 6: Final answer
x = 114,882.09
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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.