Finding the Fourth Proportional to 204,420.68, 282,065.44 and 187,884.88
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Solution
The fourth proportional to 204,420.68, 282,065.44 and 187,884.88 is: 259,248.88
Step by Step Solution
- Step 1: Write the proportion equation
204,420.68 : 282,065.44 = 187,884.88 : x - Step 2: Convert to fraction form
204,420.68/282,065.44 = 187,884.88/x - Step 3: Cross multiply
204,420.68x = 282,065.44 × 187,884.88 - Step 4: Simplify right side
204,420.68x = 52,995,831,346.55 - Step 5: Solve for x
x = 52,995,831,346.55/204,420.68 - Step 6: Final answer
x = 259,248.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.