Finding the Fourth Proportional to 226,720.62, 340,063.11 and 68,948.82
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Solution
The fourth proportional to 226,720.62, 340,063.11 and 68,948.82 is: 103,417.81
Step by Step Solution
- Step 1: Write the proportion equation
226,720.62 : 340,063.11 = 68,948.82 : x - Step 2: Convert to fraction form
226,720.62/340,063.11 = 68,948.82/x - Step 3: Cross multiply
226,720.62x = 340,063.11 × 68,948.82 - Step 4: Simplify right side
226,720.62x = 23,446,950,160.03 - Step 5: Solve for x
x = 23,446,950,160.03/226,720.62 - Step 6: Final answer
x = 103,417.81
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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.