Finding the Fourth Proportional to 163,444.20, 245,117.70 and 63,546.90
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Solution
The fourth proportional to 163,444.20, 245,117.70 and 63,546.90 is: 95,301.45
Step by Step Solution
- Step 1: Write the proportion equation
163,444.20 : 245,117.70 = 63,546.90 : x - Step 2: Convert to fraction form
163,444.20/245,117.70 = 63,546.90/x - Step 3: Cross multiply
163,444.20x = 245,117.70 × 63,546.90 - Step 4: Simplify right side
163,444.20x = 15,576,469,970.13 - Step 5: Solve for x
x = 15,576,469,970.13/163,444.20 - Step 6: Final answer
x = 95,301.45
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1.5x scale
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.