Finding the Fourth Proportional to 207,065.58, 285,746.73 and 115,184.41
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Solution
The fourth proportional to 207,065.58, 285,746.73 and 115,184.41 is: 158,952.39
Step by Step Solution
- Step 1: Write the proportion equation
207,065.58 : 285,746.73 = 115,184.41 : x - Step 2: Convert to fraction form
207,065.58/285,746.73 = 115,184.41/x - Step 3: Cross multiply
207,065.58x = 285,746.73 × 115,184.41 - Step 4: Simplify right side
207,065.58x = 32,913,568,565.22 - Step 5: Solve for x
x = 32,913,568,565.22/207,065.58 - Step 6: Final answer
x = 158,952.39
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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.