Finding the Fourth Proportional to 168,030.68, 251,631.02 and 125,233.49
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Solution
The fourth proportional to 168,030.68, 251,631.02 and 125,233.49 is: 187,540.95
Step by Step Solution
- Step 1: Write the proportion equation
168,030.68 : 251,631.02 = 125,233.49 : x - Step 2: Convert to fraction form
168,030.68/251,631.02 = 125,233.49/x - Step 3: Cross multiply
168,030.68x = 251,631.02 × 125,233.49 - Step 4: Simplify right side
168,030.68x = 31,512,631,769.02 - Step 5: Solve for x
x = 31,512,631,769.02/168,030.68 - Step 6: Final answer
x = 187,540.95
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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.