Finding the Fourth Proportional to 183,911.66, 253,789.99 and 107,437.84
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Solution
The fourth proportional to 183,911.66, 253,789.99 and 107,437.84 is: 148,259.48
Step by Step Solution
- Step 1: Write the proportion equation
183,911.66 : 253,789.99 = 107,437.84 : x - Step 2: Convert to fraction form
183,911.66/253,789.99 = 107,437.84/x - Step 3: Cross multiply
183,911.66x = 253,789.99 × 107,437.84 - Step 4: Simplify right side
183,911.66x = 27,266,647,070.27 - Step 5: Solve for x
x = 27,266,647,070.27/183,911.66 - Step 6: Final answer
x = 148,259.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.