Finding the Fourth Proportional to 185,661.30, 278,284.58 and 170,715.18
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Solution
The fourth proportional to 185,661.30, 278,284.58 and 170,715.18 is: 255,882.09
Step by Step Solution
- Step 1: Write the proportion equation
185,661.30 : 278,284.58 = 170,715.18 : x - Step 2: Convert to fraction form
185,661.30/278,284.58 = 170,715.18/x - Step 3: Cross multiply
185,661.30x = 278,284.58 × 170,715.18 - Step 4: Simplify right side
185,661.30x = 47,507,402,165.92 - Step 5: Solve for x
x = 47,507,402,165.92/185,661.30 - Step 6: Final answer
x = 255,882.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.