Finding the Fourth Proportional to 199,602.57, 299,313.60 and 57,415.17
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Solution
The fourth proportional to 199,602.57, 299,313.60 and 57,415.17 is: 86,096.79
Step by Step Solution
- Step 1: Write the proportion equation
199,602.57 : 299,313.60 = 57,415.17 : x - Step 2: Convert to fraction form
199,602.57/299,313.60 = 57,415.17/x - Step 3: Cross multiply
199,602.57x = 299,313.60 × 57,415.17 - Step 4: Simplify right side
199,602.57x = 17,185,141,227.31 - Step 5: Solve for x
x = 17,185,141,227.31/199,602.57 - Step 6: Final answer
x = 86,096.79
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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.