Finding the Fourth Proportional to 177,829.36, 245,493.66 and 137,451.88
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Solution
The fourth proportional to 177,829.36, 245,493.66 and 137,451.88 is: 189,752.50
Step by Step Solution
- Step 1: Write the proportion equation
177,829.36 : 245,493.66 = 137,451.88 : x - Step 2: Convert to fraction form
177,829.36/245,493.66 = 137,451.88/x - Step 3: Cross multiply
177,829.36x = 245,493.66 × 137,451.88 - Step 4: Simplify right side
177,829.36x = 33,743,565,095.08 - Step 5: Solve for x
x = 33,743,565,095.08/177,829.36 - Step 6: Final answer
x = 189,752.50
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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.