Finding the Fourth Proportional to 491,167.14, 736,750.75 and 136,181.17
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Solution
The fourth proportional to 491,167.14, 736,750.75 and 136,181.17 is: 204,271.77
Step by Step Solution
- Step 1: Write the proportion equation
491,167.14 : 736,750.75 = 136,181.17 : x - Step 2: Convert to fraction form
491,167.14/736,750.75 = 136,181.17/x - Step 3: Cross multiply
491,167.14x = 736,750.75 × 136,181.17 - Step 4: Simplify right side
491,167.14x = 100,331,579,133.38 - Step 5: Solve for x
x = 100,331,579,133.38/491,167.14 - Step 6: Final answer
x = 204,271.77
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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.