Finding the Fourth Proportional to 189,368.49, 283,991.18 and 62,974.74
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Solution
The fourth proportional to 189,368.49, 283,991.18 and 62,974.74 is: 94,441.64
Step by Step Solution
- Step 1: Write the proportion equation
189,368.49 : 283,991.18 = 62,974.74 : x - Step 2: Convert to fraction form
189,368.49/283,991.18 = 62,974.74/x - Step 3: Cross multiply
189,368.49x = 283,991.18 × 62,974.74 - Step 4: Simplify right side
189,368.49x = 17,884,270,407.92 - Step 5: Solve for x
x = 17,884,270,407.92/189,368.49 - Step 6: Final answer
x = 94,441.64
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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.