Finding the Fourth Proportional to 115,125.18, 172,368.90 and 58,844.09
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Solution
The fourth proportional to 115,125.18, 172,368.90 and 58,844.09 is: 88,103.14
Step by Step Solution
- Step 1: Write the proportion equation
115,125.18 : 172,368.90 = 58,844.09 : x - Step 2: Convert to fraction form
115,125.18/172,368.90 = 58,844.09/x - Step 3: Cross multiply
115,125.18x = 172,368.90 × 58,844.09 - Step 4: Simplify right side
115,125.18x = 10,142,890,202.96 - Step 5: Solve for x
x = 10,142,890,202.96/115,125.18 - Step 6: Final answer
x = 88,103.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.