Finding the Fourth Proportional to 205,575.36, 283,688.96 and 125,005.44
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Solution
The fourth proportional to 205,575.36, 283,688.96 and 125,005.44 is: 172,504.44
Step by Step Solution
- Step 1: Write the proportion equation
205,575.36 : 283,688.96 = 125,005.44 : x - Step 2: Convert to fraction form
205,575.36/283,688.96 = 125,005.44/x - Step 3: Cross multiply
205,575.36x = 283,688.96 × 125,005.44 - Step 4: Simplify right side
205,575.36x = 35,462,663,267.94 - Step 5: Solve for x
x = 35,462,663,267.94/205,575.36 - Step 6: Final answer
x = 172,504.44
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1.5x scale
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.