Finding the Fourth Proportional to 283,935.63, 425,778.75 and 106,318.08
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Solution
The fourth proportional to 283,935.63, 425,778.75 and 106,318.08 is: 159,430.43
Step by Step Solution
- Step 1: Write the proportion equation
283,935.63 : 425,778.75 = 106,318.08 : x - Step 2: Convert to fraction form
283,935.63/425,778.75 = 106,318.08/x - Step 3: Cross multiply
283,935.63x = 425,778.75 × 106,318.08 - Step 4: Simplify right side
283,935.63x = 45,267,979,204.80 - Step 5: Solve for x
x = 45,267,979,204.80/283,935.63 - Step 6: Final answer
x = 159,430.43
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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.