Finding the Fourth Proportional to 177,953.36, 245,575.65 and 97,380.90
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Solution
The fourth proportional to 177,953.36, 245,575.65 and 97,380.90 is: 134,385.65
Step by Step Solution
- Step 1: Write the proportion equation
177,953.36 : 245,575.65 = 97,380.90 : x - Step 2: Convert to fraction form
177,953.36/245,575.65 = 97,380.90/x - Step 3: Cross multiply
177,953.36x = 245,575.65 × 97,380.90 - Step 4: Simplify right side
177,953.36x = 23,914,377,815.09 - Step 5: Solve for x
x = 23,914,377,815.09/177,953.36 - Step 6: Final answer
x = 134,385.65
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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.