Finding the Fourth Proportional to 83,340.36, 125,008.38 and 27,184.68
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Solution
The fourth proportional to 83,340.36, 125,008.38 and 27,184.68 is: 40,776.32
Step by Step Solution
- Step 1: Write the proportion equation
83,340.36 : 125,008.38 = 27,184.68 : x - Step 2: Convert to fraction form
83,340.36/125,008.38 = 27,184.68/x - Step 3: Cross multiply
83,340.36x = 125,008.38 × 27,184.68 - Step 4: Simplify right side
83,340.36x = 3,398,312,807.62 - Step 5: Solve for x
x = 3,398,312,807.62/83,340.36 - Step 6: Final answer
x = 40,776.32
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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.