Finding the Fourth Proportional to 134,673.17, 185,850.20 and 74,245.95
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Solution
The fourth proportional to 134,673.17, 185,850.20 and 74,245.95 is: 102,460.09
Step by Step Solution
- Step 1: Write the proportion equation
134,673.17 : 185,850.20 = 74,245.95 : x - Step 2: Convert to fraction form
134,673.17/185,850.20 = 74,245.95/x - Step 3: Cross multiply
134,673.17x = 185,850.20 × 74,245.95 - Step 4: Simplify right side
134,673.17x = 13,798,624,842.30 - Step 5: Solve for x
x = 13,798,624,842.30/134,673.17 - Step 6: Final answer
x = 102,460.09
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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.