Finding the Fourth Proportional to 245,525.76, 368,304.21 and 77,052.74
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Solution
The fourth proportional to 245,525.76, 368,304.21 and 77,052.74 is: 115,583.99
Step by Step Solution
- Step 1: Write the proportion equation
245,525.76 : 368,304.21 = 77,052.74 : x - Step 2: Convert to fraction form
245,525.76/368,304.21 = 77,052.74/x - Step 3: Cross multiply
245,525.76x = 368,304.21 × 77,052.74 - Step 4: Simplify right side
245,525.76x = 28,378,846,692.51 - Step 5: Solve for x
x = 28,378,846,692.51/245,525.76 - Step 6: Final answer
x = 115,583.99
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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.