Finding the Fourth Proportional to 67,248.11, 100,842.99 and 22,862.94
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Solution
The fourth proportional to 67,248.11, 100,842.99 and 22,862.94 is: 34,284.49
Step by Step Solution
- Step 1: Write the proportion equation
67,248.11 : 100,842.99 = 22,862.94 : x - Step 2: Convert to fraction form
67,248.11/100,842.99 = 22,862.94/x - Step 3: Cross multiply
67,248.11x = 100,842.99 × 22,862.94 - Step 4: Simplify right side
67,248.11x = 2,305,567,229.79 - Step 5: Solve for x
x = 2,305,567,229.79/67,248.11 - Step 6: Final answer
x = 34,284.49
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1.5x scale
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.