Finding the Fourth Proportional to 283,535.68, 425,386.68 and 83,861.32
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Solution
The fourth proportional to 283,535.68, 425,386.68 and 83,861.32 is: 125,816.58
Step by Step Solution
- Step 1: Write the proportion equation
283,535.68 : 425,386.68 = 83,861.32 : x - Step 2: Convert to fraction form
283,535.68/425,386.68 = 83,861.32/x - Step 3: Cross multiply
283,535.68x = 425,386.68 × 83,861.32 - Step 4: Simplify right side
283,535.68x = 35,673,488,495.22 - Step 5: Solve for x
x = 35,673,488,495.22/283,535.68 - Step 6: Final answer
x = 125,816.58
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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.