Finding the Fourth Proportional to 192,345.84, 265,435.92 and 107,462.88
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Solution
The fourth proportional to 192,345.84, 265,435.92 and 107,462.88 is: 148,298.03
Step by Step Solution
- Step 1: Write the proportion equation
192,345.84 : 265,435.92 = 107,462.88 : x - Step 2: Convert to fraction form
192,345.84/265,435.92 = 107,462.88/x - Step 3: Cross multiply
192,345.84x = 265,435.92 × 107,462.88 - Step 4: Simplify right side
192,345.84x = 28,524,508,418.65 - Step 5: Solve for x
x = 28,524,508,418.65/192,345.84 - Step 6: Final answer
x = 148,298.03
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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.