Finding the Fourth Proportional to 210,083.84, 289,919.62 and 114,593.96
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Solution
The fourth proportional to 210,083.84, 289,919.62 and 114,593.96 is: 158,141.80
Step by Step Solution
- Step 1: Write the proportion equation
210,083.84 : 289,919.62 = 114,593.96 : x - Step 2: Convert to fraction form
210,083.84/289,919.62 = 114,593.96/x - Step 3: Cross multiply
210,083.84x = 289,919.62 × 114,593.96 - Step 4: Simplify right side
210,083.84x = 33,223,037,337.50 - Step 5: Solve for x
x = 33,223,037,337.50/210,083.84 - Step 6: Final answer
x = 158,141.80
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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.