Finding the Fourth Proportional to 200,730.68, 276,988.38 and 115,875.08
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Solution
The fourth proportional to 200,730.68, 276,988.38 and 115,875.08 is: 159,896.09
Step by Step Solution
- Step 1: Write the proportion equation
200,730.68 : 276,988.38 = 115,875.08 : x - Step 2: Convert to fraction form
200,730.68/276,988.38 = 115,875.08/x - Step 3: Cross multiply
200,730.68x = 276,988.38 × 115,875.08 - Step 4: Simplify right side
200,730.68x = 32,096,050,691.57 - Step 5: Solve for x
x = 32,096,050,691.57/200,730.68 - Step 6: Final answer
x = 159,896.09
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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.