Finding the Fourth Proportional to 279,106.50, 418,798.22 and 110,623.08
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Solution
The fourth proportional to 279,106.50, 418,798.22 and 110,623.08 is: 165,989.50
Step by Step Solution
- Step 1: Write the proportion equation
279,106.50 : 418,798.22 = 110,623.08 : x - Step 2: Convert to fraction form
279,106.50/418,798.22 = 110,623.08/x - Step 3: Cross multiply
279,106.50x = 418,798.22 × 110,623.08 - Step 4: Simplify right side
279,106.50x = 46,328,748,441.80 - Step 5: Solve for x
x = 46,328,748,441.80/279,106.50 - Step 6: Final answer
x = 165,989.50
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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.