Finding the Fourth Proportional to 177,953.11, 245,575.32 and 97,380.65
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Solution
The fourth proportional to 177,953.11, 245,575.32 and 97,380.65 is: 134,385.31
Step by Step Solution
- Step 1: Write the proportion equation
177,953.11 : 245,575.32 = 97,380.65 : x - Step 2: Convert to fraction form
177,953.11/245,575.32 = 97,380.65/x - Step 3: Cross multiply
177,953.11x = 245,575.32 × 97,380.65 - Step 4: Simplify right side
177,953.11x = 23,914,283,798.65 - Step 5: Solve for x
x = 23,914,283,798.65/177,953.11 - Step 6: Final answer
x = 134,385.31
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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.