Finding the Fourth Proportional to 170,378.53, 235,124.00 and 93,900.40
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Solution
The fourth proportional to 170,378.53, 235,124.00 and 93,900.40 is: 129,583.45
Step by Step Solution
- Step 1: Write the proportion equation
170,378.53 : 235,124.00 = 93,900.40 : x - Step 2: Convert to fraction form
170,378.53/235,124.00 = 93,900.40/x - Step 3: Cross multiply
170,378.53x = 235,124.00 × 93,900.40 - Step 4: Simplify right side
170,378.53x = 22,078,236,944.41 - Step 5: Solve for x
x = 22,078,236,944.41/170,378.53 - Step 6: Final answer
x = 129,583.45
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1.5x scale
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.