Finding the Fourth Proportional to 207,677.28, 286,594.68 and 112,184.04
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Solution
The fourth proportional to 207,677.28, 286,594.68 and 112,184.04 is: 154,813.99
Step by Step Solution
- Step 1: Write the proportion equation
207,677.28 : 286,594.68 = 112,184.04 : x - Step 2: Convert to fraction form
207,677.28/286,594.68 = 112,184.04/x - Step 3: Cross multiply
207,677.28x = 286,594.68 × 112,184.04 - Step 4: Simplify right side
207,677.28x = 32,151,349,044.91 - Step 5: Solve for x
x = 32,151,349,044.91/207,677.28 - Step 6: Final answer
x = 154,813.99
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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.