Finding the Fourth Proportional to 69,727.80, 104,598.62 and 22,330.99
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Solution
The fourth proportional to 69,727.80, 104,598.62 and 22,330.99 is: 33,498.70
Step by Step Solution
- Step 1: Write the proportion equation
69,727.80 : 104,598.62 = 22,330.99 : x - Step 2: Convert to fraction form
69,727.80/104,598.62 = 22,330.99/x - Step 3: Cross multiply
69,727.80x = 104,598.62 × 22,330.99 - Step 4: Simplify right side
69,727.80x = 2,335,790,965.68 - Step 5: Solve for x
x = 2,335,790,965.68/69,727.80 - Step 6: Final answer
x = 33,498.70
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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.