Finding the Fourth Proportional to 146,326.22, 201,927.26 and 81,795.14
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Solution
The fourth proportional to 146,326.22, 201,927.26 and 81,795.14 is: 112,875.66
Step by Step Solution
- Step 1: Write the proportion equation
146,326.22 : 201,927.26 = 81,795.14 : x - Step 2: Convert to fraction form
146,326.22/201,927.26 = 81,795.14/x - Step 3: Cross multiply
146,326.22x = 201,927.26 × 81,795.14 - Step 4: Simplify right side
146,326.22x = 16,516,668,501.52 - Step 5: Solve for x
x = 16,516,668,501.52/146,326.22 - Step 6: Final answer
x = 112,875.66
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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.