Finding the Fourth Proportional to 210,320.29, 290,240.50 and 114,826.99
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Solution
The fourth proportional to 210,320.29, 290,240.50 and 114,826.99 is: 158,460.43
Step by Step Solution
- Step 1: Write the proportion equation
210,320.29 : 290,240.50 = 114,826.99 : x - Step 2: Convert to fraction form
210,320.29/290,240.50 = 114,826.99/x - Step 3: Cross multiply
210,320.29x = 290,240.50 × 114,826.99 - Step 4: Simplify right side
210,320.29x = 33,327,442,991.10 - Step 5: Solve for x
x = 33,327,442,991.10/210,320.29 - Step 6: Final answer
x = 158,460.43
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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.