Finding the Fourth Proportional to 68,182.02, 102,201.95 and 40,079.07
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Solution
The fourth proportional to 68,182.02, 102,201.95 and 40,079.07 is: 60,076.82
Step by Step Solution
- Step 1: Write the proportion equation
68,182.02 : 102,201.95 = 40,079.07 : x - Step 2: Convert to fraction form
68,182.02/102,201.95 = 40,079.07/x - Step 3: Cross multiply
68,182.02x = 102,201.95 × 40,079.07 - Step 4: Simplify right side
68,182.02x = 4,096,159,208.38 - Step 5: Solve for x
x = 4,096,159,208.38/68,182.02 - Step 6: Final answer
x = 60,076.82
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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.