Finding the Fourth Proportional to 202,901.71, 304,352.28 and 81,377.07
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Solution
The fourth proportional to 202,901.71, 304,352.28 and 81,377.07 is: 122,065.49
Step by Step Solution
- Step 1: Write the proportion equation
202,901.71 : 304,352.28 = 81,377.07 : x - Step 2: Convert to fraction form
202,901.71/304,352.28 = 81,377.07/x - Step 3: Cross multiply
202,901.71x = 304,352.28 × 81,377.07 - Step 4: Simplify right side
202,901.71x = 24,767,295,652.90 - Step 5: Solve for x
x = 24,767,295,652.90/202,901.71 - Step 6: Final answer
x = 122,065.49
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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.