Finding the Fourth Proportional to 69,262.50, 103,893.78 and 16,671.99
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Solution
The fourth proportional to 69,262.50, 103,893.78 and 16,671.99 is: 25,007.99
Step by Step Solution
- Step 1: Write the proportion equation
69,262.50 : 103,893.78 = 16,671.99 : x - Step 2: Convert to fraction form
69,262.50/103,893.78 = 16,671.99/x - Step 3: Cross multiply
69,262.50x = 103,893.78 × 16,671.99 - Step 4: Simplify right side
69,262.50x = 1,732,116,061.22 - Step 5: Solve for x
x = 1,732,116,061.22/69,262.50 - Step 6: Final answer
x = 25,007.99
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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.