Finding the Fourth Proportional to 163,967.39, 245,738.06 and 73,943.99
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Solution
The fourth proportional to 163,967.39, 245,738.06 and 73,943.99 is: 110,819.92
Step by Step Solution
- Step 1: Write the proportion equation
163,967.39 : 245,738.06 = 73,943.99 : x - Step 2: Convert to fraction form
163,967.39/245,738.06 = 73,943.99/x - Step 3: Cross multiply
163,967.39x = 245,738.06 × 73,943.99 - Step 4: Simplify right side
163,967.39x = 18,170,852,281.54 - Step 5: Solve for x
x = 18,170,852,281.54/163,967.39 - Step 6: Final answer
x = 110,819.92
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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.