Finding the Fourth Proportional to 134,990.11, 202,490.70 and 46,304.61
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Solution
The fourth proportional to 134,990.11, 202,490.70 and 46,304.61 is: 69,458.81
Step by Step Solution
- Step 1: Write the proportion equation
134,990.11 : 202,490.70 = 46,304.61 : x - Step 2: Convert to fraction form
134,990.11/202,490.70 = 46,304.61/x - Step 3: Cross multiply
134,990.11x = 202,490.70 × 46,304.61 - Step 4: Simplify right side
134,990.11x = 9,376,252,892.13 - Step 5: Solve for x
x = 9,376,252,892.13/134,990.11 - Step 6: Final answer
x = 69,458.81
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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.