Finding the Fourth Proportional to 77,489.04, 116,208.12 and 24,886.08
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Solution
The fourth proportional to 77,489.04, 116,208.12 and 24,886.08 is: 37,320.95
Step by Step Solution
- Step 1: Write the proportion equation
77,489.04 : 116,208.12 = 24,886.08 : x - Step 2: Convert to fraction form
77,489.04/116,208.12 = 24,886.08/x - Step 3: Cross multiply
77,489.04x = 116,208.12 × 24,886.08 - Step 4: Simplify right side
77,489.04x = 2,891,964,570.97 - Step 5: Solve for x
x = 2,891,964,570.97/77,489.04 - Step 6: Final answer
x = 37,320.95
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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.