Finding the Fourth Proportional to 163,756.80, 245,764.80 and 63,964.80
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Solution
The fourth proportional to 163,756.80, 245,764.80 and 63,964.80 is: 95,997.82
Step by Step Solution
- Step 1: Write the proportion equation
163,756.80 : 245,764.80 = 63,964.80 : x - Step 2: Convert to fraction form
163,756.80/245,764.80 = 63,964.80/x - Step 3: Cross multiply
163,756.80x = 245,764.80 × 63,964.80 - Step 4: Simplify right side
163,756.80x = 15,720,296,279.04 - Step 5: Solve for x
x = 15,720,296,279.04/163,756.80 - Step 6: Final answer
x = 95,997.82
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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.