Finding the Fourth Proportional to 239,285.08, 358,934.58 and 89,496.79
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Solution
The fourth proportional to 239,285.08, 358,934.58 and 89,496.79 is: 134,247.79
Step by Step Solution
- Step 1: Write the proportion equation
239,285.08 : 358,934.58 = 89,496.79 : x - Step 2: Convert to fraction form
239,285.08/358,934.58 = 89,496.79/x - Step 3: Cross multiply
239,285.08x = 358,934.58 × 89,496.79 - Step 4: Simplify right side
239,285.08x = 32,123,492,730.00 - Step 5: Solve for x
x = 32,123,492,730.00/239,285.08 - Step 6: Final answer
x = 134,247.79
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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.