Finding the Fourth Proportional to 283,801.47, 425,578.82 and 81,352.99
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Solution
The fourth proportional to 283,801.47, 425,578.82 and 81,352.99 is: 121,994.11
Step by Step Solution
- Step 1: Write the proportion equation
283,801.47 : 425,578.82 = 81,352.99 : x - Step 2: Convert to fraction form
283,801.47/425,578.82 = 81,352.99/x - Step 3: Cross multiply
283,801.47x = 425,578.82 × 81,352.99 - Step 4: Simplify right side
283,801.47x = 34,622,106,953.01 - Step 5: Solve for x
x = 34,622,106,953.01/283,801.47 - Step 6: Final answer
x = 121,994.11
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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.