Finding the Fourth Proportional to 188,167.14, 259,670.52 and 106,493.91
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Solution
The fourth proportional to 188,167.14, 259,670.52 and 106,493.91 is: 146,961.52
Step by Step Solution
- Step 1: Write the proportion equation
188,167.14 : 259,670.52 = 106,493.91 : x - Step 2: Convert to fraction form
188,167.14/259,670.52 = 106,493.91/x - Step 3: Cross multiply
188,167.14x = 259,670.52 × 106,493.91 - Step 4: Simplify right side
188,167.14x = 27,653,328,986.53 - Step 5: Solve for x
x = 27,653,328,986.53/188,167.14 - Step 6: Final answer
x = 146,961.52
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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.