Finding the Fourth Proportional to 207,737.35, 286,677.66 and 112,244.02
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Solution
The fourth proportional to 207,737.35, 286,677.66 and 112,244.02 is: 154,896.81
Step by Step Solution
- Step 1: Write the proportion equation
207,737.35 : 286,677.66 = 112,244.02 : x - Step 2: Convert to fraction form
207,737.35/286,677.66 = 112,244.02/x - Step 3: Cross multiply
207,737.35x = 286,677.66 × 112,244.02 - Step 4: Simplify right side
207,737.35x = 32,177,853,002.59 - Step 5: Solve for x
x = 32,177,853,002.59/207,737.35 - Step 6: Final answer
x = 154,896.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.