Finding the Fourth Proportional to 209,603.28, 314,232.48 and 119,544.96
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Solution
The fourth proportional to 209,603.28, 314,232.48 and 119,544.96 is: 179,219.09
Step by Step Solution
- Step 1: Write the proportion equation
209,603.28 : 314,232.48 = 119,544.96 : x - Step 2: Convert to fraction form
209,603.28/314,232.48 = 119,544.96/x - Step 3: Cross multiply
209,603.28x = 314,232.48 × 119,544.96 - Step 4: Simplify right side
209,603.28x = 37,564,909,252.30 - Step 5: Solve for x
x = 37,564,909,252.30/209,603.28 - Step 6: Final answer
x = 179,219.09
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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.