Finding the Fourth Proportional to 67,972.73, 101,854.31 and 36,386.99
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Solution
The fourth proportional to 67,972.73, 101,854.31 and 36,386.99 is: 54,524.38
Step by Step Solution
- Step 1: Write the proportion equation
67,972.73 : 101,854.31 = 36,386.99 : x - Step 2: Convert to fraction form
67,972.73/101,854.31 = 36,386.99/x - Step 3: Cross multiply
67,972.73x = 101,854.31 × 36,386.99 - Step 4: Simplify right side
67,972.73x = 3,706,171,068.22 - Step 5: Solve for x
x = 3,706,171,068.22/67,972.73 - Step 6: Final answer
x = 54,524.38
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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.