Finding the Fourth Proportional to 224,315.82, 309,380.81 and 143,750.84
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Solution
The fourth proportional to 224,315.82, 309,380.81 and 143,750.84 is: 198,263.99
Step by Step Solution
- Step 1: Write the proportion equation
224,315.82 : 309,380.81 = 143,750.84 : x - Step 2: Convert to fraction form
224,315.82/309,380.81 = 143,750.84/x - Step 3: Cross multiply
224,315.82x = 309,380.81 × 143,750.84 - Step 4: Simplify right side
224,315.82x = 44,473,749,051.72 - Step 5: Solve for x
x = 44,473,749,051.72/224,315.82 - Step 6: Final answer
x = 198,263.99
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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.