Finding the Fourth Proportional to 69,614.40, 104,418.36 and 22,867.68
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Solution
The fourth proportional to 69,614.40, 104,418.36 and 22,867.68 is: 34,300.46
Step by Step Solution
- Step 1: Write the proportion equation
69,614.40 : 104,418.36 = 22,867.68 : x - Step 2: Convert to fraction form
69,614.40/104,418.36 = 22,867.68/x - Step 3: Cross multiply
69,614.40x = 104,418.36 × 22,867.68 - Step 4: Simplify right side
69,614.40x = 2,387,805,642.60 - Step 5: Solve for x
x = 2,387,805,642.60/69,614.40 - Step 6: Final answer
x = 34,300.46
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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.