Finding the Fourth Proportional to 283,684.25, 425,655.53 and 106,205.07
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Solution
The fourth proportional to 283,684.25, 425,655.53 and 106,205.07 is: 159,355.96
Step by Step Solution
- Step 1: Write the proportion equation
283,684.25 : 425,655.53 = 106,205.07 : x - Step 2: Convert to fraction form
283,684.25/425,655.53 = 106,205.07/x - Step 3: Cross multiply
283,684.25x = 425,655.53 × 106,205.07 - Step 4: Simplify right side
283,684.25x = 45,206,774,828.51 - Step 5: Solve for x
x = 45,206,774,828.51/283,684.25 - Step 6: Final answer
x = 159,355.96
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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.