Finding the Fourth Proportional to 283,936.63, 425,780.25 and 106,319.08
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Solution
The fourth proportional to 283,936.63, 425,780.25 and 106,319.08 is: 159,431.93
Step by Step Solution
- Step 1: Write the proportion equation
283,936.63 : 425,780.25 = 106,319.08 : x - Step 2: Convert to fraction form
283,936.63/425,780.25 = 106,319.08/x - Step 3: Cross multiply
283,936.63x = 425,780.25 × 106,319.08 - Step 4: Simplify right side
283,936.63x = 45,268,564,462.17 - Step 5: Solve for x
x = 45,268,564,462.17/283,936.63 - Step 6: Final answer
x = 159,431.93
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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.