Finding the Fourth Proportional to 67,434.99, 101,165.49 and 25,878.75
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Solution
The fourth proportional to 67,434.99, 101,165.49 and 25,878.75 is: 38,823.12
Step by Step Solution
- Step 1: Write the proportion equation
67,434.99 : 101,165.49 = 25,878.75 : x - Step 2: Convert to fraction form
67,434.99/101,165.49 = 25,878.75/x - Step 3: Cross multiply
67,434.99x = 101,165.49 × 25,878.75 - Step 4: Simplify right side
67,434.99x = 2,618,036,424.34 - Step 5: Solve for x
x = 2,618,036,424.34/67,434.99 - Step 6: Final answer
x = 38,823.12
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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.