Finding the Fourth Proportional to 197,709.52, 296,607.84 and 57,479.08
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Solution
The fourth proportional to 197,709.52, 296,607.84 and 57,479.08 is: 86,231.28
Step by Step Solution
- Step 1: Write the proportion equation
197,709.52 : 296,607.84 = 57,479.08 : x - Step 2: Convert to fraction form
197,709.52/296,607.84 = 57,479.08/x - Step 3: Cross multiply
197,709.52x = 296,607.84 × 57,479.08 - Step 4: Simplify right side
197,709.52x = 17,048,745,763.99 - Step 5: Solve for x
x = 17,048,745,763.99/197,709.52 - Step 6: Final answer
x = 86,231.28
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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.