Finding the Fourth Proportional to 69,461.68, 104,197.02 and 27,908.68
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Solution
The fourth proportional to 69,461.68, 104,197.02 and 27,908.68 is: 41,864.83
Step by Step Solution
- Step 1: Write the proportion equation
69,461.68 : 104,197.02 = 27,908.68 : x - Step 2: Convert to fraction form
69,461.68/104,197.02 = 27,908.68/x - Step 3: Cross multiply
69,461.68x = 104,197.02 × 27,908.68 - Step 4: Simplify right side
69,461.68x = 2,908,001,288.13 - Step 5: Solve for x
x = 2,908,001,288.13/69,461.68 - Step 6: Final answer
x = 41,864.83
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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.