Finding the Fourth Proportional to 93,765.80, 129,397.02 and 51,324.14
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Solution
The fourth proportional to 93,765.80, 129,397.02 and 51,324.14 is: 70,827.43
Step by Step Solution
- Step 1: Write the proportion equation
93,765.80 : 129,397.02 = 51,324.14 : x - Step 2: Convert to fraction form
93,765.80/129,397.02 = 51,324.14/x - Step 3: Cross multiply
93,765.80x = 129,397.02 × 51,324.14 - Step 4: Simplify right side
93,765.80x = 6,641,190,770.06 - Step 5: Solve for x
x = 6,641,190,770.06/93,765.80 - Step 6: Final answer
x = 70,827.43
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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.