Finding the Fourth Proportional to 170,378.68, 235,124.18 and 93,900.56
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Solution
The fourth proportional to 170,378.68, 235,124.18 and 93,900.56 is: 129,583.66
Step by Step Solution
- Step 1: Write the proportion equation
170,378.68 : 235,124.18 = 93,900.56 : x - Step 2: Convert to fraction form
170,378.68/235,124.18 = 93,900.56/x - Step 3: Cross multiply
170,378.68x = 235,124.18 × 93,900.56 - Step 4: Simplify right side
170,378.68x = 22,078,292,171.54 - Step 5: Solve for x
x = 22,078,292,171.54/170,378.68 - Step 6: Final answer
x = 129,583.66
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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.