Finding the Fourth Proportional to 186,579.99, 279,897.80 and 60,178.68
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Solution
The fourth proportional to 186,579.99, 279,897.80 and 60,178.68 is: 90,276.99
Step by Step Solution
- Step 1: Write the proportion equation
186,579.99 : 279,897.80 = 60,178.68 : x - Step 2: Convert to fraction form
186,579.99/279,897.80 = 60,178.68/x - Step 3: Cross multiply
186,579.99x = 279,897.80 × 60,178.68 - Step 4: Simplify right side
186,579.99x = 16,843,879,838.01 - Step 5: Solve for x
x = 16,843,879,838.01/186,579.99 - Step 6: Final answer
x = 90,276.99
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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.