Finding the Fourth Proportional to 236,358.18, 326,166.21 and 140,863.14
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Solution
The fourth proportional to 236,358.18, 326,166.21 and 140,863.14 is: 194,386.32
Step by Step Solution
- Step 1: Write the proportion equation
236,358.18 : 326,166.21 = 140,863.14 : x - Step 2: Convert to fraction form
236,358.18/326,166.21 = 140,863.14/x - Step 3: Cross multiply
236,358.18x = 326,166.21 × 140,863.14 - Step 4: Simplify right side
236,358.18x = 45,944,796,502.50 - Step 5: Solve for x
x = 45,944,796,502.50/236,358.18 - Step 6: Final answer
x = 194,386.32
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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.