Finding the Fourth Proportional to 93,757.97, 129,389.09 and 51,316.49
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Solution
The fourth proportional to 93,757.97, 129,389.09 and 51,316.49 is: 70,818.44
Step by Step Solution
- Step 1: Write the proportion equation
93,757.97 : 129,389.09 = 51,316.49 : x - Step 2: Convert to fraction form
93,757.97/129,389.09 = 51,316.49/x - Step 3: Cross multiply
93,757.97x = 129,389.09 × 51,316.49 - Step 4: Simplify right side
93,757.97x = 6,639,793,039.57 - Step 5: Solve for x
x = 6,639,793,039.57/93,757.97 - Step 6: Final answer
x = 70,818.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.