Finding the Fourth Proportional to 178,084.50, 245,745.77 and 97,512.99
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Solution
The fourth proportional to 178,084.50, 245,745.77 and 97,512.99 is: 134,561.99
Step by Step Solution
- Step 1: Write the proportion equation
178,084.50 : 245,745.77 = 97,512.99 : x - Step 2: Convert to fraction form
178,084.50/245,745.77 = 97,512.99/x - Step 3: Cross multiply
178,084.50x = 245,745.77 × 97,512.99 - Step 4: Simplify right side
178,084.50x = 23,963,404,812.55 - Step 5: Solve for x
x = 23,963,404,812.55/178,084.50 - Step 6: Final answer
x = 134,561.99
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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.