Finding the Fourth Proportional to 283,895.60, 425,718.76 and 106,278.05
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Solution
The fourth proportional to 283,895.60, 425,718.76 and 106,278.05 is: 159,370.42
Step by Step Solution
- Step 1: Write the proportion equation
283,895.60 : 425,718.76 = 106,278.05 : x - Step 2: Convert to fraction form
283,895.60/425,718.76 = 106,278.05/x - Step 3: Cross multiply
283,895.60x = 425,718.76 × 106,278.05 - Step 4: Simplify right side
283,895.60x = 45,244,559,661.22 - Step 5: Solve for x
x = 45,244,559,661.22/283,895.60 - Step 6: Final answer
x = 159,370.42
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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.