Finding the Fourth Proportional to 245,776.92, 368,074.80 and 140,276.04
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Solution
The fourth proportional to 245,776.92, 368,074.80 and 140,276.04 is: 210,076.99
Step by Step Solution
- Step 1: Write the proportion equation
245,776.92 : 368,074.80 = 140,276.04 : x - Step 2: Convert to fraction form
245,776.92/368,074.80 = 140,276.04/x - Step 3: Cross multiply
245,776.92x = 368,074.80 × 140,276.04 - Step 4: Simplify right side
245,776.92x = 51,632,075,367.79 - Step 5: Solve for x
x = 51,632,075,367.79/245,776.92 - Step 6: Final answer
x = 210,076.99
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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.